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This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your Class 11 knowledge and support exam preparation. Choose a topic below to get started.
| 48951. |
According to Le Chateier principle, when an equilibrium is subjected to any external change, the equilibrium/reaction shifts to comensate the effect of the change. This principle helps in shifting the reaction towards appropriate diections so as to increase % yield of any reaction. Which of the following changes cannot cause an incresase in extent of dissociation of CH_(3)COOH in its aqueous solution as per the reaction? CH_(3)COOH(aq)+H_(2)O(l)hArrCH_(3)COO^(-)(aq)+H^(+)(aq) |
| Answer» <html><body><p>Addition 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> into the solution <br/>Addition of <a href="https://interviewquestions.tuteehub.com/tag/naoh-572531" style="font-weight:bold;" target="_blank" title="Click to know more about NAOH">NAOH</a> into the solution <br/>Addition of <a href="https://interviewquestions.tuteehub.com/tag/hci-479434" style="font-weight:bold;" target="_blank" title="Click to know more about HCI">HCI</a> into the solution <br/>Remove of `CH_(3)<a href="https://interviewquestions.tuteehub.com/tag/coo-409848" style="font-weight:bold;" target="_blank" title="Click to know more about COO">COO</a>^(-)` from solution. </p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48952. |
According to Law of Mass Action, the rate at which a substance reacts is proportional to its ……….. |
| Answer» <html><body><p><br/></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> :<a href="https://interviewquestions.tuteehub.com/tag/active-367234" style="font-weight:bold;" target="_blank" title="Click to know more about ACTIVE">ACTIVE</a> <a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> or <a href="https://interviewquestions.tuteehub.com/tag/molar-562965" style="font-weight:bold;" target="_blank" title="Click to know more about MOLAR">MOLAR</a> <a href="https://interviewquestions.tuteehub.com/tag/concentration-20558" style="font-weight:bold;" target="_blank" title="Click to know more about CONCENTRATION">CONCENTRATION</a></body></html> | |
| 48953. |
According to law of combining weights if Na, O and Cl formNaCl and Cl_(2)O, then which one will be the third compound ? |
| Answer» <html><body><p>`NaO_(2)`<br/>`Na_(2)O_(2)`<br/>`Na_(2)O`<br/>All of the above</p>Answer :A::B::C</body></html> | |
| 48954. |
According to kinetic theory. What are the two assumptions made with regard to idean gas ? |
| Answer» <html><body><p></p>Solution :(i) the individual gas <a href="https://interviewquestions.tuteehub.com/tag/molecules-563030" style="font-weight:bold;" target="_blank" title="Click to know more about MOLECULES">MOLECULES</a> occupy <a href="https://interviewquestions.tuteehub.com/tag/negligible-1113307" style="font-weight:bold;" target="_blank" title="Click to know more about NEGLIGIBLE">NEGLIGIBLE</a> volume when compared to the total volume of the gas. <br/> (ii) There is no <a href="https://interviewquestions.tuteehub.com/tag/attractive-887662" style="font-weight:bold;" target="_blank" title="Click to know more about ATTRACTIVE">ATTRACTIVE</a> force between the gas molecules.</body></html> | |
| 48955. |
According to kinetic theory of gases in an ideal gas between two successive collisions a gas molecule travels: |
| Answer» <html><body><p>in a <a href="https://interviewquestions.tuteehub.com/tag/straight-633156" style="font-weight:bold;" target="_blank" title="Click to know more about STRAIGHT">STRAIGHT</a> line <a href="https://interviewquestions.tuteehub.com/tag/path-11833" style="font-weight:bold;" target="_blank" title="Click to know more about PATH">PATH</a> <br/>with an accelerated velocity <br/>in a circular path <br/>in a way path</p>Answer :a</body></html> | |
| 48956. |
According to kinetic theory of gases, for a diatomic molecule wich is (are) not correct? |
| Answer» <html><body><p>The pressure <a href="https://interviewquestions.tuteehub.com/tag/exerted-7272976" style="font-weight:bold;" target="_blank" title="Click to know more about EXERTED">EXERTED</a> by the gas is directly proportional to the mean speed of the molecule<br/>The pressure exerted by the gas is directly proportional to the root mean <a href="https://interviewquestions.tuteehub.com/tag/square-650836" style="font-weight:bold;" target="_blank" title="Click to know more about SQUARE">SQUARE</a> speed of the molecule.<br/>The root mean square speed of the molecule is inversely proportional to the temperature. <br/>The mean transitional kinetic <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> of the molecule is proportional to the <a href="https://interviewquestions.tuteehub.com/tag/absolute-11456" style="font-weight:bold;" target="_blank" title="Click to know more about ABSOLUTE">ABSOLUTE</a> temperature. </p>Answer :abc</body></html> | |
| 48957. |
According to kinetic theory of gases, for a diatomic molecule, which is not correct |
| Answer» <html><body><p>the pressure exerted by the gas is proportional to the mean speed of the molecule <br/>the pressure exerted by the gas is proportional to the mean <a href="https://interviewquestions.tuteehub.com/tag/square-650836" style="font-weight:bold;" target="_blank" title="Click to know more about SQUARE">SQUARE</a> speed of the molecule <br/>the <a href="https://interviewquestions.tuteehub.com/tag/root-1190914" style="font-weight:bold;" target="_blank" title="Click to know more about ROOT">ROOT</a> mean square speed of the molecule is inversly proportional to the square root of temperature <br/>the mean transational <a href="https://interviewquestions.tuteehub.com/tag/kinetic-533291" style="font-weight:bold;" target="_blank" title="Click to know more about KINETIC">KINETIC</a> energy of the molecule is proportional to the absolute temperature <br/></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`PV = 1/3 MC^2` <br/> <a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a> = rms velocity , `C = sqrt((3RT)/(M)) , KE alpha T`.</body></html> | |
| 48958. |
According to kinetic molecular theory the Kinetic energy value of one mole of gas is |
| Answer» <html><body><p>1.5RT <a href="https://interviewquestions.tuteehub.com/tag/cal-412083" style="font-weight:bold;" target="_blank" title="Click to know more about CAL">CAL</a> <br/>1.5RT <a href="https://interviewquestions.tuteehub.com/tag/ergs-452723" style="font-weight:bold;" target="_blank" title="Click to know more about ERGS">ERGS</a> <br/>1.5RT <br/>1.5RT <a href="https://interviewquestions.tuteehub.com/tag/joules-1062246" style="font-weight:bold;" target="_blank" title="Click to know more about JOULES">JOULES</a> </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> :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48959. |
According to kinetic theory of gases |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/collisions-922077" style="font-weight:bold;" target="_blank" title="Click to know more about COLLISIONS">COLLISIONS</a> are always <a href="https://interviewquestions.tuteehub.com/tag/elastic-967540" style="font-weight:bold;" target="_blank" title="Click to know more about ELASTIC">ELASTIC</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/heavier-483846" style="font-weight:bold;" target="_blank" title="Click to know more about HEAVIER">HEAVIER</a> molecules transfer more momentun to the wall of the container <br/>only a <a href="https://interviewquestions.tuteehub.com/tag/small-1212368" style="font-weight:bold;" target="_blank" title="Click to know more about SMALL">SMALL</a> number of molecules move in straight lines with constant velocities <br/>between collisions, the molecules move in straight lines with constant velocities</p>Solution :All the given statements are <a href="https://interviewquestions.tuteehub.com/tag/correct-409949" style="font-weight:bold;" target="_blank" title="Click to know more about CORRECT">CORRECT</a>.</body></html> | |
| 48960. |
According to IUPAC nomenclature, which are the prefixis of alcohol, aldehyde and ketones are respectively? |
| Answer» <html><body><p>Oxi, <a href="https://interviewquestions.tuteehub.com/tag/oxo-2209022" style="font-weight:bold;" target="_blank" title="Click to know more about OXO">OXO</a> and keto<br/>Alcohol, <a href="https://interviewquestions.tuteehub.com/tag/formyl-7741049" style="font-weight:bold;" target="_blank" title="Click to know more about FORMYL">FORMYL</a> and keto<br/>Hydroxy, oxo and oxo<br/>Hydroxy, ol and one</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48961. |
According to IUPAC, following name is correct for structure of Q-20 why? 5-(2', 2-dimethyl butyl)-3-ethyldecane |
| Answer» <html><body><p></p>Solution :It is not <a href="https://interviewquestions.tuteehub.com/tag/correct-409949" style="font-weight:bold;" target="_blank" title="Click to know more about CORRECT">CORRECT</a>. As the in sub branch if the <a href="https://interviewquestions.tuteehub.com/tag/near-1112277" style="font-weight:bold;" target="_blank" title="Click to know more about NEAR">NEAR</a> by <a href="https://interviewquestions.tuteehub.com/tag/substituents-3084252" style="font-weight:bold;" target="_blank" title="Click to know more about SUBSTITUENTS">SUBSTITUENTS</a> are more then it can not be taken as subranch</body></html> | |
| 48962. |
According to IUPAC conventions, which one of the following is/are correct? |
| Answer» <html><body><p>The heat absorbed by a system is <a href="https://interviewquestions.tuteehub.com/tag/taken-659096" style="font-weight:bold;" target="_blank" title="Click to know more about TAKEN">TAKEN</a> as positive<br/>If a system is acompained by decrease in energy, `Delta <a href="https://interviewquestions.tuteehub.com/tag/e-444102" style="font-weight:bold;" target="_blank" title="Click to know more about E">E</a>` is negative<br/>The work <a href="https://interviewquestions.tuteehub.com/tag/done-2591742" style="font-weight:bold;" target="_blank" title="Click to know more about DONE">DONE</a> by the system is taken as negative<br/>All the above three statements are correct</p>Solution :`q gt <a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a>` if heat is absorbed <br/> `Delta E lt 0 rArr` decrease in energy <br/> `W_(by) rArr W lt 0`</body></html> | |
| 48963. |
According to international standards of drinking water, the tolerable limit for fluoride ions in water is ______ |
| Answer» <html><body><p><br/></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> :<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a> <a href="https://interviewquestions.tuteehub.com/tag/ppm-1162221" style="font-weight:bold;" target="_blank" title="Click to know more about PPM">PPM</a></body></html> | |
| 48964. |
According to Huckel rule, the number of i electrons in anthracene is |
| Answer» <html><body><p>12<br/>14<br/>10<br/>20<br/></p>Solution :`(<a href="https://interviewquestions.tuteehub.com/tag/4-311707" style="font-weight:bold;" target="_blank" title="Click to know more about 4">4</a> xx 3 + <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>) = 14 <a href="https://interviewquestions.tuteehub.com/tag/pi-600185" style="font-weight:bold;" target="_blank" title="Click to know more about PI">PI</a>` <a href="https://interviewquestions.tuteehub.com/tag/electrons-969138" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRONS">ELECTRONS</a>.</body></html> | |
| 48965. |
According to Huckel, aromatic compounds should contain |
| Answer» <html><body><p>`4pi` <a href="https://interviewquestions.tuteehub.com/tag/electrons-969138" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRONS">ELECTRONS</a> <br/>no `pi` electrons <br/>` 4pi +2` electrons <br/>`(<a href="https://interviewquestions.tuteehub.com/tag/4n-319008" style="font-weight:bold;" target="_blank" title="Click to know more about 4N">4N</a> +2) pi` electrons <br/></p>Solution :`(4n +2 ) pi` electrons, Huckel.s <a href="https://interviewquestions.tuteehub.com/tag/rule-1192038" style="font-weight:bold;" target="_blank" title="Click to know more about RULE">RULE</a></body></html> | |
| 48966. |
According to Heisenberg's uncertainty principle, the product of uncertainty in position and uncertainty in momenutm should be ge...... |
| Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`h//4 <a href="https://interviewquestions.tuteehub.com/tag/pi-600185" style="font-weight:bold;" target="_blank" title="Click to know more about PI">PI</a>`</body></html> | |
| 48967. |
According to hard andsoft acid base principle, hard acid |
| Answer» <html><body><p>has <a href="https://interviewquestions.tuteehub.com/tag/low-537644" style="font-weight:bold;" target="_blank" title="Click to know more about LOW">LOW</a> charge density <br/>shows preference for soft bases<br/>shows preference for donor atoms of low electronegativitiy<br/>is not polarizable</p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/hard-1015537" style="font-weight:bold;" target="_blank" title="Click to know more about HARD">HARD</a> acids are <a href="https://interviewquestions.tuteehub.com/tag/small-1212368" style="font-weight:bold;" target="_blank" title="Click to know more about SMALL">SMALL</a> metal <a href="https://interviewquestions.tuteehub.com/tag/ions-1051295" style="font-weight:bold;" target="_blank" title="Click to know more about IONS">IONS</a> which are not polarizable</body></html> | |
| 48968. |
According to Graham's law at a given temperature, the ratio of the rates of diffusion r_(A)//r_(B) of gases A and B is given by |
| Answer» <html><body><p><<a href="https://interviewquestions.tuteehub.com/tag/p-588962" style="font-weight:bold;" target="_blank" title="Click to know more about P">P</a>>`(P_(A)//P_(<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>))(M_(A)//M_(B))^(1//2)`<br/>`(M_(A)//M_(B))(P_(A)//P_(B))^(1//2)`<br/>`(P_(A)//P_(B))(M_(B)//M_(A))^(1//2)`<br/>`(M_(A)//M_(B))(P_(B)//P_(A))^(1//2)`</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> :A</body></html> | |
| 48969. |
According to Graham's law, at a given temperature the ratio of diffusion r_A/r_B of gases A and B is given by (where P and M are pressures and molecular weights of gases A and B respectively) |
| Answer» <html><body><p>`(P_A/P_B)(M_A/M_B)^(1//2)`<br/>`(M_A/M_B)(P_A/P_B)^(1//2)`<br/>`(P_A/P_B)(M_B/M_A)^(1//2)`<br/>`(M_A/M_B)(P_B/P_A)^(1//2)`</p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`(P_A/P_B)(M_B/M_A)^(1//2)`</body></html> | |
| 48970. |
According to Graham's law at a given temp, the ratio of diffusion r_A//r_B, of gases A and B is given by |
| Answer» <html><body><p>`((P_A)/(P_B)) ((M_A)/(M_B))^(1/2)`<br/>`((M_A)/(M_B))((P_A)/(P_B)) ^(1//2)`<br/>`((P_A)/(P_B))((M_B)/(M_A))^(1//2)`<br/>`((M_A)/(M_B)) ((P_B )/(P_A))^(1/2)`</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> :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48971. |
According to Fajan rules , the percentage of covalent character in an ionic compound increases . If the cation is highly charged or the cation is small and the anion is large or the cation has pseudo inert gas configuration . As a result of increased covalent character , the melting point decreases and solubility in less polar solvent increases . The highest lattice energy corresponds to |
| Answer» <html><body><p>MgO <br/>CaO <br/><a href="https://interviewquestions.tuteehub.com/tag/sro-632549" style="font-weight:bold;" target="_blank" title="Click to know more about SRO">SRO</a> <br/>BaO </p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :Due to <a href="https://interviewquestions.tuteehub.com/tag/small-1212368" style="font-weight:bold;" target="_blank" title="Click to know more about SMALL">SMALL</a> <a href="https://interviewquestions.tuteehub.com/tag/size-1211196" style="font-weight:bold;" target="_blank" title="Click to know more about SIZE">SIZE</a> , MgO has the highest <a href="https://interviewquestions.tuteehub.com/tag/lattice-1069551" style="font-weight:bold;" target="_blank" title="Click to know more about LATTICE">LATTICE</a> energy.</body></html> | |
| 48972. |
According to Fajan rules , the percentage of covalent character in an ionic compound increases . If the cation is highly charged or the cation is small and the anion is large or the cation has pseudo inert gas configuration . As a result of increased covalent character , the melting point decreases and solubility in less polar solvent increases . Based on lattice energy and other consideration , which one of the following alkali metal chlorides is expected to have the highest melting point ? |
| Answer» <html><body><p>LiCl <br/>NaCl <br/>KCl <br/>RbCl . </p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :LiCl being <a href="https://interviewquestions.tuteehub.com/tag/covalent-427060" style="font-weight:bold;" target="_blank" title="Click to know more about COVALENT">COVALENT</a> has the lowest <a href="https://interviewquestions.tuteehub.com/tag/melting-1093090" style="font-weight:bold;" target="_blank" title="Click to know more about MELTING">MELTING</a> point . Among the remaining chlorides , because of <a href="https://interviewquestions.tuteehub.com/tag/smaller-1213327" style="font-weight:bold;" target="_blank" title="Click to know more about SMALLER">SMALLER</a> size of Na , NaCl has the highest lattice energy and hence has the highest melting point .</body></html> | |
| 48973. |
According to Fajan rules , the percentage of covalent character in an ionic compound increases . If the cation is highly charged or the cation is small and the anion is large or the cation has pseudo inert gas configuration . As a result of increased covalent character , the melting point decreases and solubility in less polar solvent increases . Which of the following has the lowest melting point ? |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/licl-541437" style="font-weight:bold;" target="_blank" title="Click to know more about LICL">LICL</a> <br/>NaCl <br/><a href="https://interviewquestions.tuteehub.com/tag/kcl-527837" style="font-weight:bold;" target="_blank" title="Click to know more about KCL">KCL</a> <br/>RbCl . </p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :Being <a href="https://interviewquestions.tuteehub.com/tag/predominantly-7383465" style="font-weight:bold;" target="_blank" title="Click to know more about PREDOMINANTLY">PREDOMINANTLY</a> <a href="https://interviewquestions.tuteehub.com/tag/covalent-427060" style="font-weight:bold;" target="_blank" title="Click to know more about COVALENT">COVALENT</a> , LiCl has the lowest m.p.</body></html> | |
| 48974. |
According to Fajan rules , the percentage of covalent character in an ionic compound increases . If the cation is highly charged or the cation is small and the anion is large or the cation has pseudo inert gas configuration . As a result of increased covalent character , the melting point decreases and solubility in less polar solvent increases . The correct order of increasing ionic character is |
| Answer» <html><body><p>`BeCl_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>) lt MgCl_(2) lt CaCl_(2) lt BaCl_(2)`<br/>`BeCl_(2) lt MgCl_(2) lt BaCl_(2) lt CaCl_(2)`<br/>`BeCl_(2)lt BaCl_(2) lt MgCl_(2) lt CaCl_(2)`<br/>`BaCl_(2) lt CaCl_(2) lt MgCl_(2) lt BeCl_(2)`</p>Solution :As the size of the <a href="https://interviewquestions.tuteehub.com/tag/cation-910854" style="font-weight:bold;" target="_blank" title="Click to know more about CATION">CATION</a> increases , electronegativity decreases but the electronegativity <a href="https://interviewquestions.tuteehub.com/tag/difference-951394" style="font-weight:bold;" target="_blank" title="Click to know more about DIFFERENCE">DIFFERENCE</a> increases and hence <a href="https://interviewquestions.tuteehub.com/tag/ionic-1051191" style="font-weight:bold;" target="_blank" title="Click to know more about IONIC">IONIC</a> <a href="https://interviewquestions.tuteehub.com/tag/character-914164" style="font-weight:bold;" target="_blank" title="Click to know more about CHARACTER">CHARACTER</a> increases accordingly , i.e., option (a) is correct .</body></html> | |
| 48975. |
According to Fajan rules , the percentage of covalent character in an ionic compound increases . If the cation is highly charged or the cation is small and the anion is large or the cation has pseudo inert gas configuration . As a result of increased covalent character , the melting point decreases and solubility in less polar solvent increases . The correct order of increasing covalent character is |
| Answer» <html><body><p>LiCl , <a href="https://interviewquestions.tuteehub.com/tag/nacl-572483" style="font-weight:bold;" target="_blank" title="Click to know more about NACL">NACL</a>, `BeCl_(2)`<br/>`BeCl_(2) , NaCl , LiCl`<br/>`NaCl , LiCl , BeCl_(2)`<br/>`BeCl_(2) , LiCl , NaCl`</p>Solution :As the size of the cation increases the covalent <a href="https://interviewquestions.tuteehub.com/tag/character-914164" style="font-weight:bold;" target="_blank" title="Click to know more about CHARACTER">CHARACTER</a> <a href="https://interviewquestions.tuteehub.com/tag/decreases-946143" style="font-weight:bold;" target="_blank" title="Click to know more about DECREASES">DECREASES</a> . Thus option (c) is correct , i.e., `NaCl <a href="https://interviewquestions.tuteehub.com/tag/lt-537906" style="font-weight:bold;" target="_blank" title="Click to know more about LT">LT</a> LiCl lt BeCl_2`.</body></html> | |
| 48976. |
According to Ellinigliam diagram, the oxidation reaction of carbon to carbon monoxide may be used to reduce which one of the following oxides at the lowest tempertaure |
| Answer» <html><body><p>`Al_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)O_3`<br/>`Cu_(2)O`<br/>MgO<br/>ZnO</p>Solution :N//A</body></html> | |
| 48977. |
Kinetic energy of photoelectrons is independent of the of incident radiation. |
| Answer» <html><body><p><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_A_C01_E03_058_O01.png" width="30%"/><br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_A_C01_E03_058_O02.png" width="30%"/><br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_A_C01_E03_058_O03.png" width="30%"/><br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_A_C01_E03_058_O04.png" width="30%"/></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :<img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_A_C01_E03_058_S01.png" width="80%"/></body></html> | |
| 48978. |
According to de Broglie |
| Answer» <html><body><p>a moving electron <a href="https://interviewquestions.tuteehub.com/tag/possess-2943533" style="font-weight:bold;" target="_blank" title="Click to know more about POSSESS">POSSESS</a> wave <a href="https://interviewquestions.tuteehub.com/tag/character-914164" style="font-weight:bold;" target="_blank" title="Click to know more about CHARACTER">CHARACTER</a> <br/> light <a href="https://interviewquestions.tuteehub.com/tag/posses-1160373" style="font-weight:bold;" target="_blank" title="Click to know more about POSSES">POSSES</a> <a href="https://interviewquestions.tuteehub.com/tag/particle-1147478" style="font-weight:bold;" target="_blank" title="Click to know more about PARTICLE">PARTICLE</a> character<br/>a moving proton posess wave character <br/>all moving particles possess wave character </p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/according-366619" style="font-weight:bold;" target="_blank" title="Click to know more about ACCORDING">ACCORDING</a> to de-Broglie <br/> `*` a moving electron possess wave character<br/> `*` a moving proton posess wave character.<br/> `*` all moving particles possess wave charactr</body></html> | |
| 48979. |
According to De-Brogli’s principal, what is the relation between momentum and w avelength of m ovable particals |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/inverse-1050621" style="font-weight:bold;" target="_blank" title="Click to know more about INVERSE">INVERSE</a> <a href="https://interviewquestions.tuteehub.com/tag/proportion-1170266" style="font-weight:bold;" target="_blank" title="Click to know more about PROPORTION">PROPORTION</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/underroot-2316948" style="font-weight:bold;" target="_blank" title="Click to know more about UNDERROOT">UNDERROOT</a> proportion <br/>same proporotion <br/><a href="https://interviewquestions.tuteehub.com/tag/none-580659" style="font-weight:bold;" target="_blank" title="Click to know more about NONE">NONE</a> of these </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> :A</body></html> | |
| 48980. |
According to de Broglie, matter should exhibit dual behaviour, that is both particle and wave like properties. However, a cricket ball of mass 100 g does not move like a wave when it is thrown by a bowler at a speed of 100 km/h.Calculate the w avelength of the ball and explain why it does not show wave nature. |
| Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :Here m =100 g =0.<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a> kg <br/> `h=6.626 xx10^(-34)` <a href="https://interviewquestions.tuteehub.com/tag/js-522034" style="font-weight:bold;" target="_blank" title="Click to know more about JS">JS</a><br/> According to <a href="https://interviewquestions.tuteehub.com/tag/de-945063" style="font-weight:bold;" target="_blank" title="Click to know more about DE">DE</a> <a href="https://interviewquestions.tuteehub.com/tag/broglie-402933" style="font-weight:bold;" target="_blank" title="Click to know more about BROGLIE">BROGLIE</a> equationwavelength`lambda=(h)/(mv)` <br/>`=238.5 xx10^(-34) m^(-1)`<br/> so the wavelength is very small the wave naturecannot be detected</body></html> | |
| 48981. |
According to de Broglie, matter should exhibit dual behaviour, that is both particle and wave like properties. However, a cricket ball of mass 100g does not move like a wave when it is thrown by a bowler at a speed of 100km/h. Calculate the wavelength of the ball and explain why it does not show wave nature. |
| Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`m = 100g = 0.1 kg, <a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a> = 100 km//hr = (100 <a href="https://interviewquestions.tuteehub.com/tag/xx-747671" style="font-weight:bold;" target="_blank" title="Click to know more about XX">XX</a> 1000m)/(60 xx 60s) = (1000)/(36) ms^(-1)` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/lamda-536483" style="font-weight:bold;" target="_blank" title="Click to know more about LAMDA">LAMDA</a> = (h)/(mv) = (6.626 xx 10^(-34) kg m^(2) s^(-1))/((0.1 kg) (1000//36 ms^(-1))) = 238.5 xx 10^(-36) m` <br/> As the wavelength is very small, 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> nature cannot be detected</body></html> | |
| 48982. |
According to Charle's law, for a gas of constant mass |
| Answer» <html><body><p>`((dV)/(dt))_P = K`<br/>`((dV)/(dT))_(P) = -K`<br/>`((dV)/(dT))_P = - K/T`<br/>`V prop T` (at <a href="https://interviewquestions.tuteehub.com/tag/const-11346" style="font-weight:bold;" target="_blank" title="Click to know more about CONST">CONST</a> P, const mass) </p>Solution :`<a href="https://interviewquestions.tuteehub.com/tag/pv-593601" style="font-weight:bold;" target="_blank" title="Click to know more about PV">PV</a> = nRT, V = (<a href="https://interviewquestions.tuteehub.com/tag/nr-581903" style="font-weight:bold;" target="_blank" title="Click to know more about NR">NR</a>)/P cdot T <a href="https://interviewquestions.tuteehub.com/tag/implies-1037962" style="font-weight:bold;" target="_blank" title="Click to know more about IMPLIES">IMPLIES</a> V alpha T, ((dV)/(dT))_(p) =K`</body></html> | |
| 48983. |
According to Bronsted-Lowry concept, a substance which can act both as acid and base is called............... . |
| Answer» <html><body><p><br/></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> :<a href="https://interviewquestions.tuteehub.com/tag/amphoteric-374858" style="font-weight:bold;" target="_blank" title="Click to know more about AMPHOTERIC">AMPHOTERIC</a> or <a href="https://interviewquestions.tuteehub.com/tag/amphiprotic-2415206" style="font-weight:bold;" target="_blank" title="Click to know more about AMPHIPROTIC">AMPHIPROTIC</a></body></html> | |
| 48984. |
According to Boyle's law |
| Answer» <html><body><p>`(dP//dV)_(T) = K//<a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a>^(2)`<br/>`(dP//dV)_(T) = - K//V`<br/>`(dV//dP)_(T) = - K//P^(2)`<br/>`(dV//dP)_(T) = - K//P`</p>Solution :According to <a href="https://interviewquestions.tuteehub.com/tag/boyle-2006706" style="font-weight:bold;" target="_blank" title="Click to know more about BOYLE">BOYLE</a>'s law at constant temperature <br/> `V prop 1/P""`or `""V=K/P` <br/> `:. (dV//dP)_(T)= -K//P^(2)` <br/> `P=K/V`</body></html> | |
| 48985. |
According to Bohr.s theory, when ever the electron drops from a higher energy level to a lower energy level, the frequency of radiation emitted is related to the energy change as |
| Answer» <html><body><p>`lambda = (h)/(m <a href="https://interviewquestions.tuteehub.com/tag/v-722631" style="font-weight:bold;" target="_blank" title="Click to know more about V">V</a>)`<br/>`m v r = (nh)/(<a href="https://interviewquestions.tuteehub.com/tag/2pi-1838601" style="font-weight:bold;" target="_blank" title="Click to know more about 2PI">2PI</a>)`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/upsilon-3249910" style="font-weight:bold;" target="_blank" title="Click to know more about UPSILON">UPSILON</a> = (Delta E)/(h)`<br/>`upsilon = (h)/(Delta E)`</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> :<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48986. |
According to Bohr theory, the angular momentum of an electron in 5th orbit is |
| Answer» <html><body><p>`10h//pi`<br/>`2.5 h//pi`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/25-296426" style="font-weight:bold;" target="_blank" title="Click to know more about 25">25</a> h//pi`<br/>`1.0 h//pi`</p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`(nh//2pi = 5h//2pi = 2.5 h//2pi)`</body></html> | |
| 48987. |
According to Bohr.s theory, the angular momentum of electron in 5th orbit is |
| Answer» <html><body><p>`2.5 (<a href="https://interviewquestions.tuteehub.com/tag/h-1014193" style="font-weight:bold;" target="_blank" title="Click to know more about H">H</a>)/(pi)`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/25-296426" style="font-weight:bold;" target="_blank" title="Click to know more about 25">25</a> (h)/(pi)`<br/>`1.0 (h)/(pi)`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/10-261113" style="font-weight:bold;" target="_blank" title="Click to know more about 10">10</a> (h)/(pi)`</p>Solution :`mvr = (nh)/(<a href="https://interviewquestions.tuteehub.com/tag/2pi-1838601" style="font-weight:bold;" target="_blank" title="Click to know more about 2PI">2PI</a>) = (<a href="https://interviewquestions.tuteehub.com/tag/5h-326479" style="font-weight:bold;" target="_blank" title="Click to know more about 5H">5H</a>)/(2pi) = (2.5 h)/(pi)`</body></html> | |
| 48988. |
According to Bohr.s theory, E_n = total energy, K_n = kinetic energy, V_n = potential energy, r_n =radius of n^(th) orbit. Match the following. |
| Answer» <html><body><p><br/></p>Solution :According to Bohr.s <a href="https://interviewquestions.tuteehub.com/tag/theory-706806" style="font-weight:bold;" target="_blank" title="Click to know more about THEORY">THEORY</a> , kinetic energy<br/>`(K_n) = (Ze^2)/(2r)` <br/> Potential energy`(V_n) = - (Ze^2)/(r)`, <br/>Total energy `(E_n) =-(Ze^2)/(2r)` <br/>A) `(V_n)/(K_n) = (-Ze^2//r)/(Ze//2r) = - 2` <br/><a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>) `r_n prop n^2 and E_n prop <a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>/(n^2) ` , i.e. , `E_n prop 1/(r_n)` <br/><a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a>) Angular momentum`=sqrt(l(l+1)) (h)/(2pi)` <br/>The lowest orbital is 1s for which l=0 <br/>Hence angular momentum =0<br/>D)` r_n prop 1/Z ` or `1/(r_n)prop Z therefore y = 1`</body></html> | |
| 48989. |
According to Bohr's theory, the angular momentum for an electron of 5^(th) orbit is |
| Answer» <html><body><p>`2.5h//pi`<br/>`5h//pi`<br/>`25h//pi`<br/>`6h//2pi`</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> :A</body></html> | |
| 48990. |
According to Bohr.s theory, E_(n) = total energy, K_(n)= kinetic energy , V_(n) = potential energy, r_(n) = radius of n^(th) orbit. Match the following. |
| Answer» <html><body><p><br/></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> :A-R; B-Q; C-P; D-S</body></html> | |
| 48991. |
Accordingto Bohr'stheoryof hydrogenatom which of thefollowingis quantisedfor andelectron ? |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/angularmomentum-2427354" style="font-weight:bold;" target="_blank" title="Click to know more about ANGULARMOMENTUM">ANGULARMOMENTUM</a> <br/>Angularacceleration <br/> <a href="https://interviewquestions.tuteehub.com/tag/accelaration-846608" style="font-weight:bold;" target="_blank" title="Click to know more about ACCELARATION">ACCELARATION</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/velocity-1444512" style="font-weight:bold;" target="_blank" title="Click to know more about VELOCITY">VELOCITY</a> </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> :A</body></html> | |
| 48992. |
According to Bohr's model of an atom, the electrons revolve round the nucleus in |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/orbits-1138199" style="font-weight:bold;" target="_blank" title="Click to know more about ORBITS">ORBITS</a> <br/>sub-orbits <br/><a href="https://interviewquestions.tuteehub.com/tag/orbitals-1138192" style="font-weight:bold;" target="_blank" title="Click to know more about ORBITALS">ORBITALS</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/electron-968715" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRON">ELECTRON</a> <a href="https://interviewquestions.tuteehub.com/tag/cloud-11874" style="font-weight:bold;" target="_blank" title="Click to know more about CLOUD">CLOUD</a> </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> :D</body></html> | |
| 48993. |
According to Bohr's principle , the relation between principal quantum number (n) and radius of orbit is |
| Answer» <html><body><p>`r prop n`<br/>`r prop n^2`<br/>`r prop 1/n`<br/>`r prop 1/n^2`</p>Solution :Bohr <a href="https://interviewquestions.tuteehub.com/tag/suggested-7272206" style="font-weight:bold;" target="_blank" title="Click to know more about SUGGESTED">SUGGESTED</a> a formulae to calculate the radius and <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> of each orbit and gave the <a href="https://interviewquestions.tuteehub.com/tag/following-463335" style="font-weight:bold;" target="_blank" title="Click to know more about FOLLOWING">FOLLOWING</a> formulae <br/> `r_n=(n^2h^2)/(4pi^2 kme^4Z)` <br/> where <a href="https://interviewquestions.tuteehub.com/tag/except-447107" style="font-weight:bold;" target="_blank" title="Click to know more about EXCEPT">EXCEPT</a> `n^2`, all other <a href="https://interviewquestions.tuteehub.com/tag/unit-1438166" style="font-weight:bold;" target="_blank" title="Click to know more about UNIT">UNIT</a> are constant so `r_n prop n^2`</body></html> | |
| 48994. |
According to Bohr.s theory |
| Answer» <html><body><p>When the atom gets the required energy from outside, electrons jumps from lower <a href="https://interviewquestions.tuteehub.com/tag/orbits-1138199" style="font-weight:bold;" target="_blank" title="Click to know more about ORBITS">ORBITS</a> to higher orbits and remain there<br/>When the atom gets the required energy from outside, electrons jumps from lower orbits to higher orbits and remain there for very <a href="https://interviewquestions.tuteehub.com/tag/short-642706" style="font-weight:bold;" target="_blank" title="Click to know more about SHORT">SHORT</a> intervals of <a href="https://interviewquestions.tuteehub.com/tag/time-19467" style="font-weight:bold;" target="_blank" title="Click to know more about TIME">TIME</a> and return <a href="https://interviewquestions.tuteehub.com/tag/back-389278" style="font-weight:bold;" target="_blank" title="Click to know more about BACK">BACK</a> to the lower orbit, radiating energy<br/>Angular momentum of the electron is proportional to its quantum number <br/>Angular momentum of the electron is independent to its quantum number </p>Answer :B::<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a></body></html> | |
| 48995. |
According to Bohr model of atom |
| Answer» <html><body><p>The radius of `n^(<a href="https://interviewquestions.tuteehub.com/tag/th-665760" style="font-weight:bold;" target="_blank" title="Click to know more about TH">TH</a>)` <a href="https://interviewquestions.tuteehub.com/tag/orbit-1138163" style="font-weight:bold;" target="_blank" title="Click to know more about ORBIT">ORBIT</a> a `n^(2)`<br/>The <a href="https://interviewquestions.tuteehub.com/tag/total-711110" style="font-weight:bold;" target="_blank" title="Click to know more about TOTAL">TOTAL</a> energy of electron in `n^(th)` orbit `alpha(1)/(n)`<br/>The <a href="https://interviewquestions.tuteehub.com/tag/angular-11524" style="font-weight:bold;" target="_blank" title="Click to know more about ANGULAR">ANGULAR</a> momentum electron is integral multiples of `h//2pi` <br/>The magnitude of potential energy of an electron is an orbit greater than kinetic energy</p>Answer :A::<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a>::D</body></html> | |
| 48996. |
(i) The energyassociatedwith thefirstorbitin the hydrogenatomis -2.18 xx 10^(18)J atom^(-1)whatis the energyassociatedwith the fifthorbit ? (ii) Calculatetheradiusof Bohr.fifthorbitfor hydrogenatom |
| Answer» <html><body><p></p><a href="https://interviewquestions.tuteehub.com/tag/solution-25781" style="font-weight:bold;" target="_blank" title="Click to know more about SOLUTION">SOLUTION</a> :`9.67 <a href="https://interviewquestions.tuteehub.com/tag/xx-747671" style="font-weight:bold;" target="_blank" title="Click to know more about XX">XX</a> <a href="https://interviewquestions.tuteehub.com/tag/10-261113" style="font-weight:bold;" target="_blank" title="Click to know more about 10">10</a>^(<a href="https://interviewquestions.tuteehub.com/tag/19-280618" style="font-weight:bold;" target="_blank" title="Click to know more about 19">19</a>) Jlambda= 2.055 xx 10^(<a href="https://interviewquestions.tuteehub.com/tag/7-332378" style="font-weight:bold;" target="_blank" title="Click to know more about 7">7</a>) m`</body></html> | |
| 48997. |
According to Bohr.s atomic theory, which of the following relation (s) is (are) correct ? |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/kinetic-533291" style="font-weight:bold;" target="_blank" title="Click to know more about KINETIC">KINETIC</a> energy of <a href="https://interviewquestions.tuteehub.com/tag/electron-968715" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRON">ELECTRON</a> `prop (Z^(2))/(n^(2))`<br/>The product of velocity of electron and the principal <a href="https://interviewquestions.tuteehub.com/tag/quantum-1174252" style="font-weight:bold;" target="_blank" title="Click to know more about QUANTUM">QUANTUM</a> number `prop Z^(2)` <br/>Frequency of <a href="https://interviewquestions.tuteehub.com/tag/revolution-623158" style="font-weight:bold;" target="_blank" title="Click to know more about REVOLUTION">REVOLUTION</a> of the electron in an <a href="https://interviewquestions.tuteehub.com/tag/orbit-1138163" style="font-weight:bold;" target="_blank" title="Click to know more about ORBIT">ORBIT</a> `prop (Z^(2))/(n^(3))`<br/>Coulombinc force of attraction of the electron `prop (Z^(3))/(n^(4))`</p>Answer :A::C::D</body></html> | |
| 48998. |
According to Avogadro law the correct statements are a) Volume of gas is proportional to the no. of moles at constant T and P b) The pressure of a gas is directly proportional to temp. of the gas under all conditions c) Equal volumes of different gases under similar conditions consist of equal no. of molecules d) Equal volumes of different gases under same conditions have equal no. of atoms |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>,c<br/>a,c<br/>d,b<br/>c,d</p>Answer :B</body></html> | |
| 48999. |
According to Aufbau's principle, which of the three 4d, 5p and 5s will be filled with electrons first |
| Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/4d-318718" style="font-weight:bold;" target="_blank" title="Click to know more about 4D">4D</a><br/>5p<br/>5s<br/>4d and 5s will be filled simultaneously</p>Solution :According to the Aufbau's <a href="https://interviewquestions.tuteehub.com/tag/principle-1166255" style="font-weight:bold;" target="_blank" title="Click to know more about PRINCIPLE">PRINCIPLE</a>, electron will first <a href="https://interviewquestions.tuteehub.com/tag/enters-972302" style="font-weight:bold;" target="_blank" title="Click to know more about ENTERS">ENTERS</a> in those <a href="https://interviewquestions.tuteehub.com/tag/orbital-1138169" style="font-weight:bold;" target="_blank" title="Click to know more about ORBITAL">ORBITAL</a> which have least energy . So decreasing <a href="https://interviewquestions.tuteehub.com/tag/order-1138220" style="font-weight:bold;" target="_blank" title="Click to know more about ORDER">ORDER</a> of energy is 5p gt 4d gt 5s</body></html> | |
| 49000. |
According to Arrhenius, what is acid and base ? |
| Answer» <html><body><p></p>Solution :Acid : An acid is <a href="https://interviewquestions.tuteehub.com/tag/defined-947013" style="font-weight:bold;" target="_blank" title="Click to know more about DEFINED">DEFINED</a> as a substance which contains <a href="https://interviewquestions.tuteehub.com/tag/hydrogen-22331" style="font-weight:bold;" target="_blank" title="Click to know more about HYDROGEN">HYDROGEN</a> and which when dissolved into water gives hydrogen <a href="https://interviewquestions.tuteehub.com/tag/ions-1051295" style="font-weight:bold;" target="_blank" title="Click to know more about IONS">IONS</a> `(H^+)` <br/> e.g., `<a href="https://interviewquestions.tuteehub.com/tag/hx-492904" style="font-weight:bold;" target="_blank" title="Click to know more about HX">HX</a> overset"water"to H_((aq))^(+) + X_((aq))^(-)` <br/> Base : A base is defined as a substance which contains hydroxyl groups and which when dissolve in water gives hydroxide ions `OH_((aq))^(-)` <br/> `MOH_((aq)) to M_((aq))^(+) + OH_((aq))^(-)`</body></html> | |