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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
1. |
1)formula of the compound between A and C ?Pls help...... |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>C2A</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it <a href="https://interviewquestions.tuteehub.com/tag/helps-1018140" style="font-weight:bold;" target="_blank" title="Click to know more about HELPS">HELPS</a> you..</p></body></html> | |
2. |
200 ce of an aqueous solution contains 1.26 gms of a polymer. The osmotic pressuof such solution at 300 K is found to be 2.57x10 bar. Calculate the molar massthe polymer |
Answer» <html><body><p></p><p><a href="https://interviewquestions.tuteehub.com/tag/ate-364387" style="font-weight:bold;" target="_blank" title="Click to know more about ATE">ATE</a> of <a href="https://interviewquestions.tuteehub.com/tag/change-913808" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGE">CHANGE</a> of flux × number of turns = </p><p>0.2</p><p>12×10 </p><p>3</p><p> ×10 </p><p>−8</p><p> </p><p> </p><p> ×100=0.06V </p><p></p><p>1 Maxwell = 10 </p><p>−8</p><p> <a href="https://interviewquestions.tuteehub.com/tag/weber-734178" style="font-weight:bold;" target="_blank" title="Click to know more about WEBER">WEBER</a></p></body></html> | |
3. |
What is a homologoues series.List any four characteristics ofhomologués series. |
Answer» <html><body><p>homologous series is a sequence of compounds with the same functional group and similar chemical properties in which the members of the series can be branched or unbranched, or <a href="https://interviewquestions.tuteehub.com/tag/differ-951389" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFER">DIFFER</a> by -<a href="https://interviewquestions.tuteehub.com/tag/ch2-408197" style="font-weight:bold;" target="_blank" title="Click to know more about CH2">CH2</a>. </p><p></p><p>Four characteristics of a homologous series are: (i) The general formula of all compounds in the series is the same. (ii) They have the same functional group. (iii) Their physical properties such as melting <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a>, boiling point, <a href="https://interviewquestions.tuteehub.com/tag/density-17451" style="font-weight:bold;" target="_blank" title="Click to know more about DENSITY">DENSITY</a>, generally show a gradual <a href="https://interviewquestions.tuteehub.com/tag/change-913808" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGE">CHANGE</a> with increase of molecular formula in the series.</p></body></html> | |
4. |
The melting and boiling point of Carbonbarevery low. Why? |
Answer» <html><body><p><strong>Answer:</strong></p><h3>carbon compounds have low melting and <a href="https://interviewquestions.tuteehub.com/tag/boiling-17187" style="font-weight:bold;" target="_blank" title="Click to know more about BOILING">BOILING</a> <a href="https://interviewquestions.tuteehub.com/tag/point-1157106" style="font-weight:bold;" target="_blank" title="Click to know more about POINT">POINT</a> because these compounds are bonded with <a href="https://interviewquestions.tuteehub.com/tag/covalent-427060" style="font-weight:bold;" target="_blank" title="Click to know more about COVALENT">COVALENT</a> bomd and also forces of attraction between these molecules are not very strong. This is because carbons form covalent bond and are easy to <a href="https://interviewquestions.tuteehub.com/tag/break-903849" style="font-weight:bold;" target="_blank" title="Click to know more about BREAK">BREAK</a> therefore have low melting and boiling points.</h3><p></p><p>Hope it helps you</p><p>Mark as brainliest <a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a></p></body></html> | |
5. |
Fecl³+H²S=2Fecl2 +2HCl+s ऑक्सीकरण तथा अपचयन ज्ञात किजिए |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hlo-2112788" style="font-weight:bold;" target="_blank" title="Click to know more about HLO">HLO</a> good <a href="https://interviewquestions.tuteehub.com/tag/morning-1103190" style="font-weight:bold;" target="_blank" title="Click to know more about MORNING">MORNING</a>...</p><p><strong>Explanation:</strong></p><p>have a <a href="https://interviewquestions.tuteehub.com/tag/great-2556" style="font-weight:bold;" target="_blank" title="Click to know more about GREAT">GREAT</a> <a href="https://interviewquestions.tuteehub.com/tag/day-944776" style="font-weight:bold;" target="_blank" title="Click to know more about DAY">DAY</a></p></body></html> | |
6. |
Fecl³+H²S=2Fecl2 +2HCl ऑक्सीकरण तथा अपचयन ज्ञात किजिए |
Answer» <html><body><p><img align="absmiddle" alt="\huge\underline\mathfrak\red{Question}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Chuge%5Cunderline%5Cmathfrak%5Cred%7BQuestion%7D" title="\huge\underline\mathfrak\red{Question}"/></p><p>Fecl³+H²S=2Fecl2 +<a href="https://interviewquestions.tuteehub.com/tag/2hcl-300386" style="font-weight:bold;" target="_blank" title="Click to know more about 2HCL">2HCL</a> ऑक्सीकरण तथा अपचयन ज्ञात किजिए</p><p></p><p><img align="absmiddle" alt="\huge\underline\mathfrak\pink{Answer}" class="latex-formula" id="TexFormula2" src="https://tex.z-dn.net/?f=%5Chuge%5Cunderline%5Cmathfrak%5Cpink%7BAnswer%7D" title="\huge\underline\mathfrak\pink{Answer}"/></p><p>FeCl3 <a href="https://interviewquestions.tuteehub.com/tag/acts-848461" style="font-weight:bold;" target="_blank" title="Click to know more about ACTS">ACTS</a> as an <a href="https://interviewquestions.tuteehub.com/tag/oxidizing-2906555" style="font-weight:bold;" target="_blank" title="Click to know more about OXIDIZING">OXIDIZING</a> <a href="https://interviewquestions.tuteehub.com/tag/agent-369049" style="font-weight:bold;" target="_blank" title="Click to know more about AGENT">AGENT</a></p><p></p><p><img align="absmiddle" alt="\huge\underline\mathfrak\purple{BTS \: EXO}" class="latex-formula" id="TexFormula3" src="https://tex.z-dn.net/?f=%5Chuge%5Cunderline%5Cmathfrak%5Cpurple%7BBTS%20%5C%3A%20EXO%7D" title="\huge\underline\mathfrak\purple{BTS \: EXO}"/></p></body></html> | |
7. |
Hex-1,3 dien-5-yne what is the structure formula |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>I don't <a href="https://interviewquestions.tuteehub.com/tag/know-534065" style="font-weight:bold;" target="_blank" title="Click to know more about KNOW">KNOW</a> <a href="https://interviewquestions.tuteehub.com/tag/tell-1240910" style="font-weight:bold;" target="_blank" title="Click to know more about TELL">TELL</a> me</p><p><strong>Explanation:</strong></p><p>about this <a href="https://interviewquestions.tuteehub.com/tag/plzzz-2224135" style="font-weight:bold;" target="_blank" title="Click to know more about PLZZZ">PLZZZ</a></p></body></html> | |
8. |
For multiple electronic species 3d and 4p are degenerate orbitals true or false |
Answer» <html><body><p><strong>Answer:</strong></p><p>Thanks for the <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> and <a href="https://interviewquestions.tuteehub.com/tag/advice-850918" style="font-weight:bold;" target="_blank" title="Click to know more about ADVICE">ADVICE</a> of the same <a href="https://interviewquestions.tuteehub.com/tag/thing-25656" style="font-weight:bold;" target="_blank" title="Click to know more about THING">THING</a> as </p><p><strong>Explanation:</strong></p><p>the first time you mean a hoi and </p><p></p></body></html> | |
9. |
For multiple electronic species 3d and 4p are degenerate orbitals |
Answer» <html><body><p>The degeneracy of d-orbitals in an atom depends on the environment in which the atom is present. In a free atom all the five d-orbitals in a subshell are degenerate. In a magnetic field, however, degeneracy is lost.</p><p></p><p>If the atom is part of a molecule, as,say , the central atom in a transition metal complex, the degeneracy of d-orbitals depends on the geometrical arrangement of ligands around the central atom. In the common cases of tetrahedral and octahedral complexes , the five d-orbitals are split into two sets t2 and e in the former and t2g and <a href="https://interviewquestions.tuteehub.com/tag/eg-445433" style="font-weight:bold;" target="_blank" title="Click to know more about EG">EG</a> in the latter. The orbitals in the t2 or t2g sets are triply degenerate while those in the e or eg are doubly degenerate. Remember that a slight distortion in the ideal geometry <a href="https://interviewquestions.tuteehub.com/tag/changes-913881" style="font-weight:bold;" target="_blank" title="Click to know more about CHANGES">CHANGES</a> the <a href="https://interviewquestions.tuteehub.com/tag/splitting-1222563" style="font-weight:bold;" target="_blank" title="Click to know more about SPLITTING">SPLITTING</a> pattern somewhat. A tetragonal distortion of a regular octahedral complex removes the degeneracy of the dz^2 and dx^2-y^2 orbitals as also of dxy and dxz, dyz. Degeneracy of d-orbitals is also subject to the Jahn Teller effect in <a href="https://interviewquestions.tuteehub.com/tag/nonlinearbrbr-2874109" style="font-weight:bold;" target="_blank" title="Click to know more about NONLINEAR">NONLINEAR</a> complexes.</p><p></p><p>For the splitting of d-orbitals in other geometries please look into a good Inorganic Chemistry textbook, e.g., Coordination Chemistry by D Bannerjea or Inorganic Chemistry by Huheey.</p></body></html> | |
10. |
3. (a) why doesCarbon form compounds mainlyby covalent bondlist any 4reasons for carbon formingvery large no of compounds . |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>carbon has the <a href="https://interviewquestions.tuteehub.com/tag/ability-25661" style="font-weight:bold;" target="_blank" title="Click to know more about ABILITY">ABILITY</a> in nature to <a href="https://interviewquestions.tuteehub.com/tag/convert-425734" style="font-weight:bold;" target="_blank" title="Click to know more about CONVERT">CONVERT</a> into many forms it's structure forms many like <a href="https://interviewquestions.tuteehub.com/tag/diamond-950944" style="font-weight:bold;" target="_blank" title="Click to know more about DIAMOND">DIAMOND</a> graphite....</p></body></html> | |
11. |
Simply salt double salt and complex salt |
Answer» <html><body><p><img align="absmiddle" alt="\huge\bf\pink{\underline{Answer:-}}" class="latex-formula" id="TexFormula1" src="https://tex.z-dn.net/?f=%5Chuge%5Cbf%5Cpink%7B%5Cunderline%7BAnswer%3A-%7D%7D" title="\huge\bf\pink{\underline{Answer:-}}"/></p><p></p><p></p><p>A salt in which no hydrogen or hydroxyl (OH) ion is replaced by a metallic ion. Sodium <a href="https://interviewquestions.tuteehub.com/tag/chloride-915854" style="font-weight:bold;" target="_blank" title="Click to know more about CHLORIDE">CHLORIDE</a> (NaCl) is a simple salt</p><p></p><p>A double salt is a salt that contains more than one <a href="https://interviewquestions.tuteehub.com/tag/cation-910854" style="font-weight:bold;" target="_blank" title="Click to know more about CATION">CATION</a> or more than one anion. Examples of double salts include alums and Tutton's salts. </p><p></p><p></p><p>A complex salt is a salt that contains one or more complex ions—ions with metal centers and <a href="https://interviewquestions.tuteehub.com/tag/different-951434" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENT">DIFFERENT</a> molecules <a href="https://interviewquestions.tuteehub.com/tag/attached-1964039" style="font-weight:bold;" target="_blank" title="Click to know more about ATTACHED">ATTACHED</a>.</p><p></p></body></html> | |
12. |
How many Quantum numbers are required to represent 3d orbital |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p>how <a href="https://interviewquestions.tuteehub.com/tag/many-554478" style="font-weight:bold;" target="_blank" title="Click to know more about MANY">MANY</a> Quantum numbers are required to represent 3d orbital</p><p></p></body></html> | |
13. |
During photosynthesis, plants absorb energy from sunlight, they take in water from the soil using their roots, and they take in carbon dioxide from the atmosphere. What is produced in the leaves of plants, in addition to oxygen?A.mineralsB.hydrogenC.sugarD.all of theseIF You answer this correctly then i will mark you brainliest and give you free points! |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/mineral-1097009" style="font-weight:bold;" target="_blank" title="Click to know more about MINERAL">MINERAL</a> is <a href="https://interviewquestions.tuteehub.com/tag/ans-363318" style="font-weight:bold;" target="_blank" title="Click to know more about ANS">ANS</a> of your <a href="https://interviewquestions.tuteehub.com/tag/question-25051" style="font-weight:bold;" target="_blank" title="Click to know more about QUESTION">QUESTION</a></p></body></html> | |
14. |
How many significant figure are there in 0.0001 |
Answer» <html><body><p><strong>Answer:</strong></p><h2>1 <a href="https://interviewquestions.tuteehub.com/tag/significant-1207363" style="font-weight:bold;" target="_blank" title="Click to know more about SIGNIFICANT">SIGNIFICANT</a> <a href="https://interviewquestions.tuteehub.com/tag/figure-987693" style="font-weight:bold;" target="_blank" title="Click to know more about FIGURE">FIGURE</a>...</h2><p></p><h3>I <a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> it's <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> you.....</h3></body></html> | |
15. |
Assuming the carbon cycle is a closed system, which of the following statements is true?A.Mass and energy are conserved in the carbon cycle.B.As population sizes increase, more carbon is produced.C.The Sun absorbs energy from the carbon cycle.D.When all the fossil fuels are used up, there will be no more carbon.IF You answer this correctly then i will mark you brainliest and give you free points! |
Answer» <html><body><p>D.When all the <a href="https://interviewquestions.tuteehub.com/tag/fossil-464516" style="font-weight:bold;" target="_blank" title="Click to know more about FOSSIL">FOSSIL</a> <a href="https://interviewquestions.tuteehub.com/tag/fuels-15808" style="font-weight:bold;" target="_blank" title="Click to know more about FUELS">FUELS</a> are <a href="https://interviewquestions.tuteehub.com/tag/used-2318798" style="font-weight:bold;" target="_blank" title="Click to know more about USED">USED</a> up, there will be no more carbon</p><p></p><p></p><p>mark me as <a href="https://interviewquestions.tuteehub.com/tag/brainliest-1995348" style="font-weight:bold;" target="_blank" title="Click to know more about BRAINLIEST">BRAINLIEST</a> <a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> please</p></body></html> | |
16. |
Which of the following is necessary for photosynthesis?Group of answer choicesA.oxygenB.calciumC.waterD.glucoseIF You answer this correctly then i will mark you brainliest and give you free points! |
Answer» <html><body><p><strong>Answer:</strong></p><p>c.water</p><p><strong>Explanation:</strong></p><p>6CO2 + 6H2O + <a href="https://interviewquestions.tuteehub.com/tag/light-1073401" style="font-weight:bold;" target="_blank" title="Click to know more about LIGHT">LIGHT</a> <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> → C6H12O6 (<a href="https://interviewquestions.tuteehub.com/tag/sugar-1233697" style="font-weight:bold;" target="_blank" title="Click to know more about SUGAR">SUGAR</a>) + 6O2 </p></body></html> | |
17. |
Why 'G' called the universal gravitational constant? |
Answer» <html><body><p></p><p>G is <a href="https://interviewquestions.tuteehub.com/tag/called-907796" style="font-weight:bold;" target="_blank" title="Click to know more about CALLED">CALLED</a> the universal <a href="https://interviewquestions.tuteehub.com/tag/gravitational-476409" style="font-weight:bold;" target="_blank" title="Click to know more about GRAVITATIONAL">GRAVITATIONAL</a> <a href="https://interviewquestions.tuteehub.com/tag/constant-930172" style="font-weight:bold;" target="_blank" title="Click to know more about CONSTANT">CONSTANT</a> since it has a constant value all throughout the <a href="https://interviewquestions.tuteehub.com/tag/universe-13255" style="font-weight:bold;" target="_blank" title="Click to know more about UNIVERSE">UNIVERSE</a>.</p></body></html> | |
18. |
How many water molecules (H2O) are present in a balloon that contains 165.15 grams of the gas? |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>jfkrkrorororjdjfjfjfjfjfjbfjfnfncnc</p></body></html> | |
19. |
How many molecules of carbon dioxide gas are present in 28.52 liters of CO2 at STP? |
Answer» <html><body><p>Now <a href="https://interviewquestions.tuteehub.com/tag/times-1420471" style="font-weight:bold;" target="_blank" title="Click to know more about TIMES">TIMES</a> by Abogadros constant: 1* 6.022*10^23=6.022*10^23 molecules of <a href="https://interviewquestions.tuteehub.com/tag/co2-409421" style="font-weight:bold;" target="_blank" title="Click to know more about CO2">CO2</a> are <a href="https://interviewquestions.tuteehub.com/tag/present-1163722" style="font-weight:bold;" target="_blank" title="Click to know more about PRESENT">PRESENT</a>.</p><p></p></body></html> | |
20. |
How many milligrams of calcium fluoride would be present if we have 3.1 x 1021 formula units of CaF2? |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>g <a href="https://interviewquestions.tuteehub.com/tag/gj-468532" style="font-weight:bold;" target="_blank" title="Click to know more about GJ">GJ</a> GJ GL GL l bl up up to go V80 V80 hi</p></body></html> | |
21. |
Suggest methods for separation of the following mixture: (2m)1) A mixture of liquid A(b.p.365K) and liquid B(b.p.355k) 2) A mixture of liquid c (b.p. 348 K) and liquid D(b.p.478K). |
Answer» <html><body><p><strong>Hii</strong></p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> <a href="https://interviewquestions.tuteehub.com/tag/follow-994211" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOW">FOLLOW</a> me I'll follow you <a href="https://interviewquestions.tuteehub.com/tag/back-389278" style="font-weight:bold;" target="_blank" title="Click to know more about BACK">BACK</a>!!</p><p></p></body></html> | |
22. |
Phosphine contains 91.1% phosphorous and 8.9 % hydrogen. Water contains 88.8% oxygen and 11.2% hydrogen. Phosphorous tetroxide contains 56.4% phosphorous and 43.6% oxygen. Show that these results prove the validity of reciprocal proportions. |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/first-461760" style="font-weight:bold;" target="_blank" title="Click to know more about FIRST">FIRST</a> to have a <a href="https://interviewquestions.tuteehub.com/tag/coffee-421753" style="font-weight:bold;" target="_blank" title="Click to know more about COFFEE">COFFEE</a> ☕ then <a href="https://interviewquestions.tuteehub.com/tag/others-588141" style="font-weight:bold;" target="_blank" title="Click to know more about OTHERS">OTHERS</a>.....!!!!!</p></body></html> | |
23. |
Name the spectatorion present in ZnSo4 and CuSo4. |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/explanation-455162" style="font-weight:bold;" target="_blank" title="Click to know more about EXPLANATION">EXPLANATION</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hope-25911" style="font-weight:bold;" target="_blank" title="Click to know more about HOPE">HOPE</a> u <a href="https://interviewquestions.tuteehub.com/tag/like-1073845" style="font-weight:bold;" target="_blank" title="Click to know more about LIKE">LIKE</a> .....</p><p>follow me.....</p><p><a href="https://interviewquestions.tuteehub.com/tag/thanks-665909" style="font-weight:bold;" target="_blank" title="Click to know more about THANKS">THANKS</a> my answer.....</p></body></html> | |
24. |
what happens to the reactivity of metals from left to right in third period of modern periodic table why |
Answer» <html><body><p>The reactivity of an <a href="https://interviewquestions.tuteehub.com/tag/element-969236" style="font-weight:bold;" target="_blank" title="Click to know more about ELEMENT">ELEMENT</a> belonging to metals increase on moving from <a href="https://interviewquestions.tuteehub.com/tag/top-1422115" style="font-weight:bold;" target="_blank" title="Click to know more about TOP">TOP</a> to bottom in a group of the <a href="https://interviewquestions.tuteehub.com/tag/periodic-598580" style="font-weight:bold;" target="_blank" title="Click to know more about PERIODIC">PERIODIC</a> table. ... Thus, the tendency of losing the valence electron/s increases and their chemical reactivity increases on moving from top to bottom in a group of metals.</p><p></p></body></html> | |
25. |
Write definition of salt |
Answer» <html><body><p><strong>Answer:</strong></p><p>Salt, in chemistry, substance produced by the reaction of an acid with a base. ... A salt <a href="https://interviewquestions.tuteehub.com/tag/consists-930075" style="font-weight:bold;" target="_blank" title="Click to know more about CONSISTS">CONSISTS</a> of the <a href="https://interviewquestions.tuteehub.com/tag/positive-1159908" style="font-weight:bold;" target="_blank" title="Click to know more about POSITIVE">POSITIVE</a> ion (cation) of a base and the negative ion (<a href="https://interviewquestions.tuteehub.com/tag/anion-876036" style="font-weight:bold;" target="_blank" title="Click to know more about ANION">ANION</a>) of an acid. The reaction between an acid and a base is <a href="https://interviewquestions.tuteehub.com/tag/called-907796" style="font-weight:bold;" target="_blank" title="Click to know more about CALLED">CALLED</a> a <a href="https://interviewquestions.tuteehub.com/tag/neutralization-15018" style="font-weight:bold;" target="_blank" title="Click to know more about NEUTRALIZATION">NEUTRALIZATION</a> reaction.</p></body></html> | |
26. |
What is a reason why you have to make changes to the volume of the hydrogen for the presence of water?____ |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> please please please please please please brainliest me</p><p><strong>Explanation:</strong></p><p>and <a href="https://interviewquestions.tuteehub.com/tag/follow-994211" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOW">FOLLOW</a> me ☺️ have a great <a href="https://interviewquestions.tuteehub.com/tag/day-944776" style="font-weight:bold;" target="_blank" title="Click to know more about DAY">DAY</a></p><p></p></body></html> | |
27. |
(D) 3d22 has 3 angular nodesdxy orbital has four lobes between x- and y-axes. The wave functions of two lobes are positive andthose of other two are negative. The positive wavefunction signifies that:(A) both x and y are positive(B) both x and y are negative(C) either x ory is negative(D) none of these |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p></p><p>d_(<a href="https://interviewquestions.tuteehub.com/tag/xy-747762" style="font-weight:bold;" target="_blank" title="Click to know more about XY">XY</a>) <a href="https://interviewquestions.tuteehub.com/tag/orbital-1138169" style="font-weight:bold;" target="_blank" title="Click to know more about ORBITAL">ORBITAL</a> has lobes between x- and y- axes. The <a href="https://interviewquestions.tuteehub.com/tag/wave-22399" style="font-weight:bold;" target="_blank" title="Click to know more about WAVE">WAVE</a> fu - Doubtnut</p><p>d_(xy) orbital has lobes between x- and y- axes. The wave function of <a href="https://interviewquestions.tuteehub.com/tag/two-714195" style="font-weight:bold;" target="_blank" title="Click to know more about TWO">TWO</a> lobes are positive and those of other two are negative. The positive </p></body></html> | |
28. |
Q3 which atom has the smallerionization energy ?(a) B or N(b) Be or mg(c) C or Si |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>a </p><p>............ ....................... ...</p></body></html> | |
29. |
What is a reason why you have to make changes to the volume of the hydrogen for the presence of water? |
Answer» <html><body><p><strong>Answer:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/hydrogen-22331" style="font-weight:bold;" target="_blank" title="Click to know more about HYDROGEN">HYDROGEN</a> Is <a href="https://interviewquestions.tuteehub.com/tag/produced-592947" style="font-weight:bold;" target="_blank" title="Click to know more about PRODUCED">PRODUCED</a> By The <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> of acidic Gas changes into the colour to <a href="https://interviewquestions.tuteehub.com/tag/black-898687" style="font-weight:bold;" target="_blank" title="Click to know more about BLACK">BLACK</a> <a href="https://interviewquestions.tuteehub.com/tag/color-922196" style="font-weight:bold;" target="_blank" title="Click to know more about COLOR">COLOR</a> </p></body></html> | |
30. |
Why lonization energy decreases from top to bottom? |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>t <a href="https://interviewquestions.tuteehub.com/tag/th-665760" style="font-weight:bold;" target="_blank" title="Click to know more about TH">TH</a> hhhbgbggv <a href="https://interviewquestions.tuteehub.com/tag/cv-411617" style="font-weight:bold;" target="_blank" title="Click to know more about CV">CV</a> vvvvvyy</p></body></html> | |
31. |
Define electron affinity andalso describe its trend ingroups and period? |
Answer» <html><body><p><strong>Answer:</strong></p><p>Electron affinity increases upward across <a href="https://interviewquestions.tuteehub.com/tag/periods-1151203" style="font-weight:bold;" target="_blank" title="Click to know more about PERIODS">PERIODS</a> of a periodic table for the groups and from left to right, because the electrons <a href="https://interviewquestions.tuteehub.com/tag/added-367625" style="font-weight:bold;" target="_blank" title="Click to know more about ADDED">ADDED</a> to the energy levels <a href="https://interviewquestions.tuteehub.com/tag/get-11812" style="font-weight:bold;" target="_blank" title="Click to know more about GET">GET</a> closer to the <a href="https://interviewquestions.tuteehub.com/tag/nucleus-18220" style="font-weight:bold;" target="_blank" title="Click to know more about NUCLEUS">NUCLEUS</a>, making the nucleus and its electrons more attractive.</p></body></html> | |
32. |
Uwrite the Valence shellelectronic configuration of theatom of the following elements. (a) An element present in periods 3 of group VA(b) An element present in period 2of group VIA. |
Answer» <html><body><p><strong>Explanation:</strong></p><h2><strong><em>a</em></strong><strong><em>)</em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>i</em></strong><strong><em>r</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>p</em></strong><strong><em>e</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>o</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>c</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>t</em></strong><strong><em>a</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>e</em></strong><strong><em>i</em></strong><strong><em>g</em></strong><strong><em>h</em></strong><strong><em>t</em></strong><strong><em> </em></strong><strong><em>e</em></strong><strong><em>l</em></strong><strong><em>e</em></strong><strong><em>m</em></strong><strong><em>e</em></strong><strong><em>n</em></strong><strong><em>t</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>:</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>o</em></strong><strong><em>d</em></strong><strong><em>i</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>m</em></strong><strong><em>a</em></strong><strong><em>g</em></strong><strong><em>e</em></strong><strong><em>n</em></strong><strong><em>i</em></strong><strong><em>s</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em> </em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>l</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>i</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>i</em></strong><strong><em>l</em></strong><strong><em>i</em></strong><strong><em>c</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>p</em></strong><strong><em>h</em></strong><strong><em>o</em></strong><strong><em>s</em></strong><strong><em>p</em></strong><strong><em>h</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>u</em></strong><strong><em>s</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>u</em></strong><strong><em>l</em></strong><strong><em>f</em></strong><strong><em>u</em></strong><strong><em>r</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>c</em></strong><strong><em>h</em></strong><strong><em>l</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>e</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>r</em></strong><strong><em>g</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>.</em></strong></h2><p></p><h2><strong><em>b</em></strong><strong><em>)</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>e</em></strong><strong><em>c</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>p</em></strong><strong><em>e</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>o</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>c</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>t</em></strong><strong><em>a</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>e</em></strong><strong><em>l</em></strong><strong><em>e</em></strong><strong><em>m</em></strong><strong><em>e</em></strong><strong><em>n</em></strong><strong><em>t</em></strong><strong><em> </em></strong><strong><em>l</em></strong><strong><em>i</em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>i</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>b</em></strong><strong><em>e</em></strong><strong><em>r</em></strong><strong><em>y</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em>i</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>b</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>c</em></strong><strong><em>a</em></strong><strong><em>r</em></strong><strong><em>b</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>n</em></strong><strong><em>i</em></strong><strong><em>t</em></strong><strong><em>r</em></strong><strong><em>o</em></strong><strong><em>g</em></strong><strong><em>e</em></strong><strong><em>n</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>o</em></strong><strong><em>x</em></strong><strong><em>y</em></strong><strong><em>g</em></strong><strong><em>e</em></strong><strong><em>n</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>f</em></strong><strong><em>l</em></strong><strong><em>u</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>e</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>n</em></strong><strong><em>e</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>.</em></strong><strong><em> </em></strong><strong><em>I</em></strong><strong><em>n</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em> </em></strong><strong><em>q</em></strong><strong><em>u</em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>t</em></strong><strong><em>u</em></strong><strong><em>m</em></strong><strong><em> </em></strong><strong><em>m</em></strong><strong><em>e</em></strong><strong><em>c</em></strong><strong><em>h</em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>i</em></strong><strong><em>c</em></strong><strong><em>a</em></strong><strong><em>l</em></strong><strong><em> </em></strong><strong><em>d</em></strong><strong><em>e</em></strong><strong><em>s</em></strong><strong><em>c</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>p</em></strong><strong><em>i</em></strong><strong><em>t</em></strong><strong><em>i</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em> </em></strong><strong><em>o</em></strong><strong><em>f</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>t</em></strong><strong><em>o</em></strong><strong><em>m</em></strong><strong><em>i</em></strong><strong><em>c</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>t</em></strong><strong><em>r</em></strong><strong><em>u</em></strong><strong><em>c</em></strong><strong><em>t</em></strong><strong><em>u</em></strong><strong><em>r</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>i</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>p</em></strong><strong><em>e</em></strong><strong><em>r</em></strong><strong><em>i</em></strong><strong><em>o</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>c</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>r</em></strong><strong><em>e</em></strong><strong><em>s</em></strong><strong><em>p</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>o</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>f</em></strong><strong><em>i</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em>i</em></strong><strong><em>n</em></strong><strong><em>g</em></strong><strong><em> </em></strong><strong><em>o</em></strong><strong><em>f</em></strong><strong><em> </em></strong><strong><em>t</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>e</em></strong><strong><em>o</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>(</em></strong><strong><em> </em></strong><strong><em>n</em></strong><strong><em>=</em></strong><strong><em>2</em></strong><strong><em>)</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em>,</em></strong><strong><em> </em></strong><strong><em>m</em></strong><strong><em>o</em></strong><strong><em>r</em></strong><strong><em>e</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>p</em></strong><strong><em>e</em></strong><strong><em>c</em></strong><strong><em>i</em></strong><strong><em>a</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em>y</em></strong><strong><em> </em></strong><strong><em> </em></strong><strong><em>i</em></strong><strong><em>t</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>2</em></strong><strong><em>s</em></strong><strong><em> </em></strong><strong><em>a</em></strong><strong><em>n</em></strong><strong><em>d</em></strong><strong><em> </em></strong><strong><em>2</em></strong><strong><em>p</em></strong><strong><em> </em></strong><strong><em>s</em></strong><strong><em>u</em></strong><strong><em>b</em></strong><strong><em>s</em></strong><strong><em>h</em></strong><strong><em>e</em></strong><strong><em>l</em></strong><strong><em>l</em></strong><strong><em>s</em></strong><strong><em>.</em></strong></h2><p></p></body></html> | |
33. |
Photosynthesis and cellular respiration are often called "opposite" processes. Explain this statement, supporting your explanation with facts that show the conservation of matter and energy.if you give me a great explanation about this then i will mark you brainliest and give you free points only if you answer my question exactly how i want it answered or if you try then i will give you free points but if you mess around answering my question then i will report you even though i am a nice person! |
Answer» <html><body><p><strong>Answer:</strong></p><p>oooo congratulations to the <a href="https://interviewquestions.tuteehub.com/tag/best-390038" style="font-weight:bold;" target="_blank" title="Click to know more about BEST">BEST</a> for you you send me hi to <a href="https://interviewquestions.tuteehub.com/tag/hame-2690782" style="font-weight:bold;" target="_blank" title="Click to know more about HAME">HAME</a> and hero of this <a href="https://interviewquestions.tuteehub.com/tag/world-1460172" style="font-weight:bold;" target="_blank" title="Click to know more about WORLD">WORLD</a> and hero of all the <a href="https://interviewquestions.tuteehub.com/tag/time-19467" style="font-weight:bold;" target="_blank" title="Click to know more about TIME">TIME</a> me </p></body></html> | |
34. |
How many moles are found in 148 grams of BeI2? |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>ㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤㅤ don't <a href="https://interviewquestions.tuteehub.com/tag/know-534065" style="font-weight:bold;" target="_blank" title="Click to know more about KNOW">KNOW</a> <a href="https://interviewquestions.tuteehub.com/tag/bro-391138" style="font-weight:bold;" target="_blank" title="Click to know more about BRO">BRO</a></p></body></html> | |
35. |
19(iv) Identify the reason for the gradual change in electronegativity in halogens down the group.a) Electronegativity increases down the group due to decrease in atomic size.b) Electronegativity decreases down the group due to decrease in tendency to loseelectrons.c) Electronegativity decreases down the group due to increase in atomic radius/tendencyto gain electron decreases.d) Electronegativity increases down the group due to increase in forces of attractionbetween nucleus and valence electrons. |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/option-25810" style="font-weight:bold;" target="_blank" title="Click to know more about OPTION">OPTION</a> A is <a href="https://interviewquestions.tuteehub.com/tag/right-1188951" style="font-weight:bold;" target="_blank" title="Click to know more about RIGHT">RIGHT</a> </p><p></p><p><a href="https://interviewquestions.tuteehub.com/tag/please-601513" style="font-weight:bold;" target="_blank" title="Click to know more about PLEASE">PLEASE</a> <a href="https://interviewquestions.tuteehub.com/tag/follow-994211" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOW">FOLLOW</a> me</p></body></html> | |
36. |
दीर्घ उत्तरीय प्रश्न1. ठोस, द्रव और गैस में अंतर स्पष्ट करें।2. गैस के विशिष्ट गुणों का उल्लेख करें।3. क्या वायु को संपीडित किया जा सकता है? एक कार्यकलाप केसाथ वर्णन करें।4. 'वाष्पन' और 'क्वथन' की व्याख्या करें। इनमें मुख्य अंतरक्या हैं?5. वाष्पन को प्रभावित करनेवाले कारणों का उल्लेख करें6. एक कार्यकलाप का वर्णन करके बताएँ कि द्रव के वाष्पन सेठंडक उत्पन्न होती है।7. किसी कार्यकलाप का वर्णन करके बताएँ कि काली वस्तु सफेदमें ऊष्मा का अवशोषण अधिक करती हैं।वस्तु कीकी तुलना |
Answer» <html><body><p></p><h2><strong><em><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</em></strong></h2><p></p><p></p><ol><li>ठोस अवस्था द्रव अवस्था गैस अवस्था</li></ol><ul><li>इनका आकर निश्चित होता हैं। इनका आकर अनिश्चित होता हैं। इनका आकर निश्चित नही होता हैं।</li><li>इनका आयतन निश्चित होता हैं। द्रव के भी आयतन निश्चित होता हैं। इनका आयतन निश्चित नही होता हैं।</li><li>इनका घनत्व अधिक होता हैं। इनका घनत्व ठोस से कम होता हैं। इनका घनत्व बहुत ही कम होता हैं।</li><li>इनमे बहने का गुण नही होता हैं। ये बहते है। ये भी बहती हैं।</li><li>ठोस गर्म करने पर फैलते है। ये गर्म करने पर ठोस से अधिक फैलते है। ये गर्म करने पर बहुत अधिक फैलती हैं।</li><li>इनका तल समतल होना आवश्यक नही हैं। स्थिर द्रव का तल सदैव समतल होता हैं। इनका कोई भी तल नही होता हैं।</li><li>इन्हें बहुत ही कम दबाया जा सकता हैं। इन्हें ठोस से अधिक दबाया जा सकता हैं। गैस को अधिक दबाया जा सकता हैं।</li><li>इनका निश्चित गलनांक होता हैं। द्रव का निश्चित क्वथनांक होता हैं। इनका निश्चित क्रांतिक मान होता हैं।</li><li>अणुओ के बीच रिक्त स्थान बहुत ही कम होता हैं। ठोस से अधिक रिक्त स्थान होता हैं। इनमे अधिकांश रिक्त स्थान पाया जाता हैं।</li><li>ठोस के उदाहरण – बर्फ,मोम,गन्धक,लोहा द्रव के उदाहरण – जल,दूध,तेल,शहद गैस के उदाहरण- वायु, ऑक्सीजन, नाइट्रोजन आदि।</li></ul><p></p><h2><strong><em>Answer:</em></strong></h2><p></p><ol><li>विशेषताएँ</li></ol><ul><li>गैसों में द्रव्यमान होता है ।</li><li>इनके अणु द्रवों और ठोस पदार्थों की तुलना में एक-दूसरे से दूर-दूर होते हैं।</li><li>गैसों का आकार और आयतन निश्चित नहीं होता।</li><li>इन्हें दबाकर इनका आयतन कम किया जा सकता है।</li><li>गैसों को द्रव अवस्था में बदला जा सकता है (गैसों का द्रवण, देखें)।</li></ul><p></p><h2><strong><em>Answer</em></strong><strong><em>:</em></strong></h2><p></p><p></p><p>यदि हमारे शरीर के किसी अंग से वायु निकाल ली जाए, तब वायु के दबाव की अनुभूति हमें सरलता से हो जाती है। समुद्रतल पर वायु के दबाव की मात्रा ७६० मिमी पारे से दाब के तुल्य होती है। ... ऐसी दबी हुई वायु का संपीडित वायु (<a href="https://interviewquestions.tuteehub.com/tag/compressed-2534808" style="font-weight:bold;" target="_blank" title="Click to know more about COMPRESSED">COMPRESSED</a> <a href="https://interviewquestions.tuteehub.com/tag/air-852233" style="font-weight:bold;" target="_blank" title="Click to know more about AIR">AIR</a>) कहते हैं। दबाने की इस क्रिया का 'संपीडित करना' कहते हैं।</p><p></p><p></p><p></p><h2><strong><em>Answer:</em></strong></h2><p></p><p> किसी द्रव के खौलने को “क्वथन” कहते हैं और क्वथन के कारण या सामान्य रूप से द्रव के भाप बन कर उड़ने की क्रिया को “वाष्पन” कहते हैं. साइंस के नियमों के अनुसार हर द्रव के खौलने का एक निश्चित तापमान होता है जिसे उस द्रव का “क्वथनांक” कहते हैं.</p><p></p><p></p><h2><strong><em>Answer</em></strong><strong><em>:</em></strong></h2><p></p><p></p><p>वाष्पीकरण को प्रभावित करने वाले कारक</p><p>1 - जल की उपलब्धता</p><p>2 - तापमान</p><p>3 - वायु की नमी</p><p>4 - पवन</p><p>5 - बादलों का आवरण</p><h2></h2><h2><strong><em>Answer</em></strong><strong><em>:</em></strong></h2><p></p><p>????????????????</p><h2><strong><em>Answer</em></strong><strong><em>:</em></strong></h2><p></p><p>काली सतह सभी रंगो के प्रकाश को पूर्णत अवशोषित कर लेती है व प्रकाश को बिल्कुल भी परावर्तित नहीं करती, इसलिए यह उष्मा की एक अच्छी अवशोषक होती है। ... काला रंग उष्मा का अवशोषण अधिक करता है क्योंकि काला रंग प्रकाश की किरणों को परावर्तित नहीं करती है, जिसके कारण वह धीरे-धीरे गर्म हो जाता है।</p></body></html> | |
37. |
How many moles are in 22 grams of argon? |
Answer» <html><body><p><strong>Answer:</strong></p><p>0.550715930709912</p><p></p></body></html> | |
38. |
The carbon, oxygen, water, and nitrogen cycles all work together to keep earth's ecosystems in balance. describe an investigation modeling a problem that would affect all the cycles?if you answer my question correctly then i will mark you brainliest and free points. |
Answer» <html><body><p><strong>Answer:</strong></p><h3>Key point:</h3><h3>Energy flows through an ecosystem and is dissipated as <a href="https://interviewquestions.tuteehub.com/tag/heat-21102" style="font-weight:bold;" target="_blank" title="Click to know more about HEAT">HEAT</a>, but chemical <a href="https://interviewquestions.tuteehub.com/tag/elements-969381" style="font-weight:bold;" target="_blank" title="Click to know more about ELEMENTS">ELEMENTS</a> are recycled.</h3><h3>The ways in which an element—or compound such as water—moves between its various living and nonliving forms and locations in the biosphere is called a biogeochemical cycle.</h3><h3>Biogeochemical cycles important to living organisms include the water, carbon, nitrogen, phosphorus, and sulfur cycles.</h3><h3>Introduction:</h3><h3>What is your body made of? Not to put too fine a point on it: atoms. Lots and lots of them. About 7,000,000,000,000,000,000,000,000,000 to be precise.^1 </h3><h3>1</h3><h3> start superscript, 1, <a href="https://interviewquestions.tuteehub.com/tag/end-971042" style="font-weight:bold;" target="_blank" title="Click to know more about END">END</a> superscript Where did all of those atoms come from?</h3><h3>If we really walk it backwards, most of the elements that make up our bodies—and those of every other living thing!—were born in dying stars billions of years ago. That's pretty cool, but it doesn't capture the whole picture. What have the atoms of your body been doing more recently, during their time on Earth?</h3><h3>Energy flows, but matter is recycled.</h3><h3>Energy flows directionally through Earth’s ecosystems, typically entering in the form of sunlight and <a href="https://interviewquestions.tuteehub.com/tag/exiting-2075891" style="font-weight:bold;" target="_blank" title="Click to know more about EXITING">EXITING</a> in the form of heat. However, the chemical components that make up living organisms are different: they get recycled.</h3><h3>What does that mean? For one thing, the atoms in your body are not brand new. Instead, they've been cycling through the biosphere for a long, long time, and they've been part of many organisms and nonliving compounds along the way. You may or may not believe in <a href="https://interviewquestions.tuteehub.com/tag/reincarnation-621579" style="font-weight:bold;" target="_blank" title="Click to know more about REINCARNATION">REINCARNATION</a> as a spiritual concept, but there's no question that atoms in your body have been part of a huge number of living and nonliving things over the course of time</h3><h3></h3><h3></h3><h3>hope it helps u :)</h3></body></html> | |
39. |
Write the name of elements and the number of atomsof each element present in the following compounds.(a) Calcium Oxide (b) Sodium Carbonate(c)Zinc Sulphide |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>The perpindicualarity of the <a href="https://interviewquestions.tuteehub.com/tag/bisector-898471" style="font-weight:bold;" target="_blank" title="Click to know more about BISECTOR">BISECTOR</a> is off by <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a> <a href="https://interviewquestions.tuteehub.com/tag/degrees-947393" style="font-weight:bold;" target="_blank" title="Click to know more about DEGREES">DEGREES</a> of the <a href="https://interviewquestions.tuteehub.com/tag/photosythesis-2221109" style="font-weight:bold;" target="_blank" title="Click to know more about PHOTOSYTHESIS">PHOTOSYTHESIS</a>.</p><p></p><p></p></body></html> | |
40. |
Explan the importance of communication in organization and how it effects the performance of business? |
Answer» <html><body><p><strong>Explanation:</strong></p><h3>The importance of communication in an organization can be <a href="https://interviewquestions.tuteehub.com/tag/summarized-7712888" style="font-weight:bold;" target="_blank" title="Click to know more about SUMMARIZED">SUMMARIZED</a> as follows: Communication promotes motivation by informing and clarifying the <a href="https://interviewquestions.tuteehub.com/tag/employees-25487" style="font-weight:bold;" target="_blank" title="Click to know more about EMPLOYEES">EMPLOYEES</a> about the task to be done, the <a href="https://interviewquestions.tuteehub.com/tag/manner-1086162" style="font-weight:bold;" target="_blank" title="Click to know more about MANNER">MANNER</a> they are performing the task, and how to <a href="https://interviewquestions.tuteehub.com/tag/improve-504932" style="font-weight:bold;" target="_blank" title="Click to know more about IMPROVE">IMPROVE</a> their performance if it is not up to the <a href="https://interviewquestions.tuteehub.com/tag/mark-555248" style="font-weight:bold;" target="_blank" title="Click to know more about MARK">MARK</a>.</h3></body></html> | |
41. |
How to last longer? (serious question) |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>If you mean <a href="https://interviewquestions.tuteehub.com/tag/life-541672" style="font-weight:bold;" target="_blank" title="Click to know more about LIFE">LIFE</a>, throw yourself into a cryo-pod and lock yourself into a mountain and <a href="https://interviewquestions.tuteehub.com/tag/power-2475" style="font-weight:bold;" target="_blank" title="Click to know more about POWER">POWER</a> the pod using geothermal.</p><p></p></body></html> | |
42. |
Chemical ReactionsDance2FeCl, (aq) + 3Zn(s) 2Fe(s) +2Fe(s) + 3ZnCl(aq)2Al(NO), (aq) + 3 Ca(s) — 3Ca(NO), (aq) + 2Al(s)Mg(s) + CuSO (aq) + MgSO (aq) + Cu(s)2Al(s) + 6HCl(aq) → AICI, (aq) + 3H, (g)1CLO) + 2NaBr(aq) → 2NaCl(aq) + Bry(1)ZnBr, (aq) + F (g) → ZnF (aq) + Br_(1)Key Questions1. Look at the chemical reactions above; describe the pattern your group sees.LongDODIGDIETIBIODIGIGleCloClinicDUGIBIBIDDSGODIDDIDUDDDDDDDDDDDDDDDDDDDDDanaDDDBOBODODIDDieDonal Oo2. Using a term you defined under pre-knowledge, how would you classify this group ofchemical reactions?c3. What type of reaction is represented in the picture above (the terms from the pre-knowledge)?Write your own analogy for the reaction illustrated in the picture. (Hint: name the new guyCarter)DIGIHologie00D10GO |
Answer» <html><body><p><strong>Explanation:</strong></p><p>Chemical Reactions</p><p>Dance</p><p>2FeCl, (aq) + 3Zn(s) 2Fe(s) +</p><p>2Fe(s) + 3ZnCl(aq)</p><p>2Al(NO), (aq) + 3 Ca(s) — 3Ca(NO), (aq) + 2Al(s)</p><p>Mg(s) + CuSO (aq) + <a href="https://interviewquestions.tuteehub.com/tag/mgso-2176724" style="font-weight:bold;" target="_blank" title="Click to know more about MGSO">MGSO</a> (aq) + Cu(s)</p><p>2Al(s) + 6HCl(aq) → AICI, (aq) + 3H, (g)</p><p>1</p><p>CLO) + 2NaBr(aq) → 2NaCl(aq) + Bry(1)</p><p>ZnBr, (aq) + F (g) → ZnF (aq) + Br_(1)</p><p>Key Questions</p><p>1. Look at the chemical reactions above; describe the <a href="https://interviewquestions.tuteehub.com/tag/pattern-590239" style="font-weight:bold;" target="_blank" title="Click to know more about PATTERN">PATTERN</a> your group sees.</p><p>Long</p><p>DO</p><p>DIG</p><p>DIE</p><p>TIBIO</p><p>DIGI</p><p>Gle</p><p>Clo</p><p>Clinic</p><p>DU</p><p>GIBIBI</p><p>DDSGODID</p><p>DIDUD</p><p>DDDDDDDDDD</p><p>DDDDDD</p><p>DDD</p><p>Dana</p><p>DDD</p><p>BOBODO</p><p>DID</p><p>Die</p><p>Donal Oo</p><p>2. <a href="https://interviewquestions.tuteehub.com/tag/using-7379753" style="font-weight:bold;" target="_blank" title="Click to know more about USING">USING</a> a term you defined under pre-knowledge, how <a href="https://interviewquestions.tuteehub.com/tag/would-3285927" style="font-weight:bold;" target="_blank" title="Click to know more about WOULD">WOULD</a> you classify this group of</p><p>chemical reactions?</p><p>c</p><p>3. What type of reaction is represented in the picture above (the terms from the pre-knowledge)?</p><p>Write your own <a href="https://interviewquestions.tuteehub.com/tag/analogy-13377" style="font-weight:bold;" target="_blank" title="Click to know more about ANALOGY">ANALOGY</a> for the reaction illustrated in the picture. (Hint: name the new guy</p><p>Carter)</p><p>DIGI</p><p>Hologie</p><p>00</p><p>D10</p><p>GO</p></body></html> | |
43. |
(A) मिथेन(B) इथेन(C) प्रोपेनLUD)-बेंजीन23. जब फिनॉल को जस्ता पूर्ण के साथ गर्म किया जाता है, तो अनत(A) जीन(B) मिथेन(C) येन(D) जिंक पेनक्सिाइड |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>be <a href="https://interviewquestions.tuteehub.com/tag/quite-2238067" style="font-weight:bold;" target="_blank" title="Click to know more about QUITE">QUITE</a> pls</p><p><strong>Explanation:</strong></p><p></p></body></html> | |
44. |
Practice Problem 1.10If 0.600 mol of chlorine gas is reacted with 0.500mol of aluminium metalto produce aluminium chloride, which reactant is in excess? How many moles ofaluminium chloride can be produced during the reaction?Thoretical Vield andVia Actual Vialdas ParcentagePercentage |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>i can <a href="https://interviewquestions.tuteehub.com/tag/help-1018089" style="font-weight:bold;" target="_blank" title="Click to know more about HELP">HELP</a> but I am in <a href="https://interviewquestions.tuteehub.com/tag/class-18125" style="font-weight:bold;" target="_blank" title="Click to know more about CLASS">CLASS</a> <a href="https://interviewquestions.tuteehub.com/tag/6-327005" style="font-weight:bold;" target="_blank" title="Click to know more about 6">6</a></p></body></html> | |
45. |
What happen when butan 2one is treated with zn/hg and hcl? |
Answer» <html><body><p><strong>Answer:</strong></p><p>The reaction of aldehydes and <a href="https://interviewquestions.tuteehub.com/tag/ketones-1063498" style="font-weight:bold;" target="_blank" title="Click to know more about KETONES">KETONES</a> with zinc amalgam (Zn/Hg alloy) in concentrated <a href="https://interviewquestions.tuteehub.com/tag/hydrochloric-493108" style="font-weight:bold;" target="_blank" title="Click to know more about HYDROCHLORIC">HYDROCHLORIC</a> <a href="https://interviewquestions.tuteehub.com/tag/acid-847491" style="font-weight:bold;" target="_blank" title="Click to know more about ACID">ACID</a>, which reduces the <a href="https://interviewquestions.tuteehub.com/tag/aldehyde-853095" style="font-weight:bold;" target="_blank" title="Click to know more about ALDEHYDE">ALDEHYDE</a> or ketone to a hydrocarbon, is called Clemmensen reduction.</p><p><strong>Explanation:</strong></p><p><a href="https://interviewquestions.tuteehub.com/tag/follow-994211" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOW">FOLLOW</a> me</p><p>like my answer</p></body></html> | |
46. |
Oxygen is composed of three isotopes: One has a a mass of 16.999 amu. This isotope makes up 0.037% of oxygen. Of the other two, one has a mass of 15.995 amu, and the other has a mass of 17.999 amu. Calculate the abundance of the other two isotopes, using the average atomic mass of 15.9994 amu. |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>: The <a href="https://interviewquestions.tuteehub.com/tag/abundance-846360" style="font-weight:bold;" target="_blank" title="Click to know more about ABUNDANCE">ABUNDANCE</a> in % for other two <a href="https://interviewquestions.tuteehub.com/tag/isotopes-1052577" style="font-weight:bold;" target="_blank" title="Click to know more about ISOTOPES">ISOTOPES</a> of the oxygen is 99.762% and 0.201%</p><p></p><p>Explanation :</p><p></p><p>The average atomic mass of an <a href="https://interviewquestions.tuteehub.com/tag/element-969236" style="font-weight:bold;" target="_blank" title="Click to know more about ELEMENT">ELEMENT</a> is the total of isotopic mass times the percent abundance for all the isotopes.</p><p></p><p>Oxygen has <a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a> isotope, 160, '70 and 180.</p><p></p><p>The average atomic mass of oxygen can be calculated as follows.</p><p></p><p>Average Atomic Mass = (Isotopic mass of 160 x % abundance of 160) + (isotopic mass of "0 x % abundance of "O) + (Isotopic mass of 180 x % abundance of 180)</p><p></p><p>17 The mass of "O = 16.999 amu and its % abundance is 0.037% which is 0.00037</p><p></p><p>The mass of 160 = 15.995 amu. Let us assume its % abundance as a</p><p></p><p>The mass of 180 = 17.999 amu</p><p></p><p>The total % abundance for all the isotopes is 100% or 1.</p><p></p><p>Therefore % abundance for 180 would be 1- (a + 0.00037) = 0.99963 a =</p><p></p><p>Let us plug in the above values in the average atomic mass formula.</p><p></p><p>Average atomic mass = ( 15.995)(a) + = (16.999)(0.00037) + (17.999)(0.99963 - a)</p><p></p><p>The average atomic mass of element O is 15.9994</p><p></p><p>Therefore we have,</p><p></p><p>15.9994 = 15.995a + 0.0062896 + 17.99234 - 17.999a</p><p></p><p>15.9994 = -2.004a + 17.99863</p><p></p><p>-1.99923 = -2.004a</p><p></p><p>a = 0.99762</p><p></p><p>a = 99.762%</p><p></p><p>The percent abundance of 16 O is</p><p></p><p>99.762%</p><p></p><p>The percent abundance of 180 is 0.99963 - 0.99762 = 0.00201 or 0.201%</p><p></p><p>50.</p></body></html> | |
47. |
Will give points if someone knows this person |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/lenny-2156176" style="font-weight:bold;" target="_blank" title="Click to know more about LENNY">LENNY</a> <a href="https://interviewquestions.tuteehub.com/tag/henry-484399" style="font-weight:bold;" target="_blank" title="Click to know more about HENRY">HENRY</a>.......... </p></body></html> | |
48. |
What was the role of ZnS screen in the gold foil experiment? |
Answer» <html><body><p> </p><p>The gold foil was surrounded by a zinc sulfide (ZnS) screen that <a href="https://interviewquestions.tuteehub.com/tag/would-3285927" style="font-weight:bold;" target="_blank" title="Click to know more about WOULD">WOULD</a> <a href="https://interviewquestions.tuteehub.com/tag/fluoresce-7682820" style="font-weight:bold;" target="_blank" title="Click to know more about FLUORESCE">FLUORESCE</a> when it was struck by the positively charged <a href="https://interviewquestions.tuteehub.com/tag/alpha-858274" style="font-weight:bold;" target="_blank" title="Click to know more about ALPHA">ALPHA</a> particles. They hypothesized that, if the Thompson model was correct, that the massive, energetic alpha particles would rip through the thin pieces of gold with only minor deflection.</p><p> </p><p>HOPE IT HELPS YOU....</p><p></p></body></html> | |
49. |
Evaporation takes place only: in chemistry |
Answer» <html><body><p><strong>Answer:</strong></p><p>sunlight</p><p></p><p><strong>Explanation:</strong></p><p>The <a href="https://interviewquestions.tuteehub.com/tag/process-11618" style="font-weight:bold;" target="_blank" title="Click to know more about PROCESS">PROCESS</a> of <a href="https://interviewquestions.tuteehub.com/tag/water-1449333" style="font-weight:bold;" target="_blank" title="Click to know more about WATER">WATER</a> changing into its vapour, is called evaporation. The evaporation of water takes place only in sunlight. Water vapour condenses to <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> <a href="https://interviewquestions.tuteehub.com/tag/tiny-661140" style="font-weight:bold;" target="_blank" title="Click to know more about TINY">TINY</a> droplets of water in the upper layers of air where it is cooler.</p></body></html> | |
50. |
Which of the following is Wrong Pair?A. Pancreas - Typsin B.Bone- Ossine C. Skin- Keratin D. Muscle- Actin |
Answer» <html><body><p><strong><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a>:</strong></p><p>the <a href="https://interviewquestions.tuteehub.com/tag/one-585732" style="font-weight:bold;" target="_blank" title="Click to know more about ONE">ONE</a> which is <a href="https://interviewquestions.tuteehub.com/tag/wrongly-732715" style="font-weight:bold;" target="_blank" title="Click to know more about WRONGLY">WRONGLY</a> <a href="https://interviewquestions.tuteehub.com/tag/paired-7705846" style="font-weight:bold;" target="_blank" title="Click to know more about PAIRED">PAIRED</a> is <a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></p></body></html> | |