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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.
52301. |
-CHO group is |
Answer» <html><body><p>`+Me and +<a href="https://interviewquestions.tuteehub.com/tag/ie-496825" style="font-weight:bold;" target="_blank" title="Click to know more about IE">IE</a>`<a href="https://interviewquestions.tuteehub.com/tag/groups-1013609" style="font-weight:bold;" target="_blank" title="Click to know more about GROUPS">GROUPS</a><br/>`-Me and -IE` <a href="https://interviewquestions.tuteehub.com/tag/group-1013370" style="font-weight:bold;" target="_blank" title="Click to know more about GROUP">GROUP</a><br/>`+ME and -IE` group<br/>`-ME and +IE` group</p>Answer :<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html> | |
52302. |
…………. charge produce in phenol ring by resonance but due to resonance in nitrobenzene ………. charge is produce on ring. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/negative-570381" style="font-weight:bold;" target="_blank" title="Click to know more about NEGATIVE">NEGATIVE</a> , <a href="https://interviewquestions.tuteehub.com/tag/positive-1159908" style="font-weight:bold;" target="_blank" title="Click to know more about POSITIVE">POSITIVE</a></body></html> | |
52303. |
............... can be used to reduce particulate pollutant. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/electrostatic-2069468" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTROSTATIC">ELECTROSTATIC</a> <a href="https://interviewquestions.tuteehub.com/tag/precipitator-7707191" style="font-weight:bold;" target="_blank" title="Click to know more about PRECIPITATOR">PRECIPITATOR</a></body></html> | |
52304. |
: C Cl_(2) is |
Answer» <html><body><p>an electrophile<br/>a free radical<br/>a nucleophile <br/>none of these</p>Solution :Nucleophiles are <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/rich-614275" style="font-weight:bold;" target="_blank" title="Click to know more about RICH">RICH</a> species and <a href="https://interviewquestions.tuteehub.com/tag/hence-484344" style="font-weight:bold;" target="_blank" title="Click to know more about HENCE">HENCE</a> they are Lewis bases.</body></html> | |
52305. |
......... are found toxic for mammals. |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/sodium-1215510" style="font-weight:bold;" target="_blank" title="Click to know more about SODIUM">SODIUM</a> chlorate<br/>Sodium arsenic<br/>Both (A) and (<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a>)<br/><a href="https://interviewquestions.tuteehub.com/tag/mercuric-2175317" style="font-weight:bold;" target="_blank" title="Click to know more about MERCURIC">MERCURIC</a> <a href="https://interviewquestions.tuteehub.com/tag/compounds-927010" style="font-weight:bold;" target="_blank" title="Click to know more about COMPOUNDS">COMPOUNDS</a> </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> :Both (A) and (B)</body></html> | |
52306. |
........ and ........ metals are use in photoelectric cells. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/cesium-407908" style="font-weight:bold;" target="_blank" title="Click to know more about CESIUM">CESIUM</a>, <a href="https://interviewquestions.tuteehub.com/tag/potassium-603438" style="font-weight:bold;" target="_blank" title="Click to know more about POTASSIUM">POTASSIUM</a></body></html> | |
52307. |
…….. and …….is the suffix of aldehyde and hydroxyl functional group |
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> :<a href="https://interviewquestions.tuteehub.com/tag/al-370666" style="font-weight:bold;" target="_blank" title="Click to know more about AL">AL</a> and <a href="https://interviewquestions.tuteehub.com/tag/ol-583472" style="font-weight:bold;" target="_blank" title="Click to know more about OL">OL</a></body></html> | |
52308. |
........ and ........ chemicals reacts as a poison for nervus system. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/organophosphate-1139331" style="font-weight:bold;" target="_blank" title="Click to know more about ORGANOPHOSPHATE">ORGANOPHOSPHATE</a>, <a href="https://interviewquestions.tuteehub.com/tag/carbamate-909130" style="font-weight:bold;" target="_blank" title="Click to know more about CARBAMATE">CARBAMATE</a></body></html> | |
52309. |
....... and ........ is formed by reaction of ozone present in the air with hydrocarbon. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/formaldehyde-996486" style="font-weight:bold;" target="_blank" title="Click to know more about FORMALDEHYDE">FORMALDEHYDE</a>, acrolene</body></html> | |
52310. |
…… an amorphous form of silica is used in filtration plants. |
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> :Kieselghur</body></html> | |
52311. |
........ alloys are used to form springs with high strength. |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/cu-428205" style="font-weight:bold;" target="_blank" title="Click to know more about CU">CU</a> - Be<br/>Cu - Ba<br/>Cu - Sr<br/>Ba - Sr</p>Answer :A</body></html> | |
52312. |
..... alloy is used to prepare aeroplane, as they are light in weight. |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/ba-389206" style="font-weight:bold;" target="_blank" title="Click to know more about BA">BA</a> - <a href="https://interviewquestions.tuteehub.com/tag/li-1072885" style="font-weight:bold;" target="_blank" title="Click to know more about LI">LI</a><br/>Be - Li <br/>Li - <a href="https://interviewquestions.tuteehub.com/tag/al-370666" style="font-weight:bold;" target="_blank" title="Click to know more about AL">AL</a><br/> <a href="https://interviewquestions.tuteehub.com/tag/mg-1095425" style="font-weight:bold;" target="_blank" title="Click to know more about MG">MG</a> - Al</p>Answer :D</body></html> | |
52313. |
_______ alloy is used in making white metal bearings for motor engines? |
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> :<a href="https://interviewquestions.tuteehub.com/tag/lithium-543148" style="font-weight:bold;" target="_blank" title="Click to know more about LITHIUM">LITHIUM</a> + <a href="https://interviewquestions.tuteehub.com/tag/lead-540361" style="font-weight:bold;" target="_blank" title="Click to know more about LEAD">LEAD</a></body></html> | |
52314. |
_______ is used in making electrochemical cells |
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> :<a href="https://interviewquestions.tuteehub.com/tag/lithium-543148" style="font-weight:bold;" target="_blank" title="Click to know more about LITHIUM">LITHIUM</a> + <a href="https://interviewquestions.tuteehub.com/tag/lead-540361" style="font-weight:bold;" target="_blank" title="Click to know more about LEAD">LEAD</a></body></html> | |
52315. |
_______ alkaline earth metal do not import colour to a non-luminous flame. |
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> :<a href="https://interviewquestions.tuteehub.com/tag/beryllium-895264" style="font-weight:bold;" target="_blank" title="Click to know more about BERYLLIUM">BERYLLIUM</a></body></html> | |
52316. |
. Alkali metals give colouration when heated in Bunsen flame. Give reason. |
Answer» <html><body><p></p>Solution :When the alkali <a href="https://interviewquestions.tuteehub.com/tag/metals-1094891" style="font-weight:bold;" target="_blank" title="Click to know more about METALS">METALS</a> salts moistened with concentrated hydrochloric acid are near a platinum wire in a flame, they show characteristic <a href="https://interviewquestions.tuteehub.com/tag/coloured-922406" style="font-weight:bold;" target="_blank" title="Click to know more about COLOURED">COLOURED</a> flame <br/>LithiumCrimson red <br/>SodiumYellow <br/>PotassiumLilac <br/>RubidiumReddish violet<br/>CaesiumBlue<br/>The heat in the flame excites the valence <a href="https://interviewquestions.tuteehub.com/tag/electron-968715" style="font-weight:bold;" target="_blank" title="Click to know more about ELECTRON">ELECTRON</a> to a higher energy level. W <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 its actual energy level, the excess ne excess energy is emitted as light whose wa in the visible region produces colour.</body></html> | |
52317. |
How does tubular secretion help in maintaining ionic and acid-base balance in body-fluids? |
Answer» <html><body><p> Carbonicacid <br/> <a href="https://interviewquestions.tuteehub.com/tag/carbonate-909380" style="font-weight:bold;" target="_blank" title="Click to know more about CARBONATE">CARBONATE</a> <br/> `<a href="https://interviewquestions.tuteehub.com/tag/na-572417" style="font-weight:bold;" target="_blank" title="Click to know more about NA">NA</a>^(+)- <a href="https://interviewquestions.tuteehub.com/tag/k-527196" style="font-weight:bold;" target="_blank" title="Click to know more about K">K</a>^(+)`<a href="https://interviewquestions.tuteehub.com/tag/pump-1172553" style="font-weight:bold;" target="_blank" title="Click to know more about PUMP">PUMP</a> <br/> Biscarbonate </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> | |
52318. |
........... acid is produce at the end of hydrolysis of SiCl_4. |
Answer» <html><body><p></p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/salicylic-7713680" style="font-weight:bold;" target="_blank" title="Click to know more about SALICYLIC">SALICYLIC</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> - `<a href="https://interviewquestions.tuteehub.com/tag/si-630826" style="font-weight:bold;" target="_blank" title="Click to know more about SI">SI</a>(OH)_4`</body></html> | |
52319. |
Whichis a non-aqueoussolution ? |
Answer» <html><body><p></p>Solution :`<a href="https://interviewquestions.tuteehub.com/tag/br-390993" style="font-weight:bold;" target="_blank" title="Click to know more about BR">BR</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>) ` in `C <a href="https://interviewquestions.tuteehub.com/tag/cl-408888" style="font-weight:bold;" target="_blank" title="Click to know more about CL">CL</a> _(4)`</body></html> | |
52320. |
,A and other products formed are |
Answer» <html><body><p><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_363_O01.png" width="30%"/> <br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_363_O02.png" width="30%"/> <br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_363_O03.png" width="30%"/> <br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_363_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> :during <a href="https://interviewquestions.tuteehub.com/tag/aldol-1972435" style="font-weight:bold;" target="_blank" title="Click to know more about ALDOL">ALDOL</a> <a href="https://interviewquestions.tuteehub.com/tag/condensation-19217" style="font-weight:bold;" target="_blank" title="Click to know more about CONDENSATION">CONDENSATION</a> if <a href="https://interviewquestions.tuteehub.com/tag/rings-1189607" style="font-weight:bold;" target="_blank" title="Click to know more about RINGS">RINGS</a> are to be formed6 membred , 5membredare <a href="https://interviewquestions.tuteehub.com/tag/permitted-7267520" style="font-weight:bold;" target="_blank" title="Click to know more about PERMITTED">PERMITTED</a></body></html> | |
52321. |
. A and B are |
Answer» <html><body><p><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E01_123_O01.png" width="30%"/><br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E01_123_O02.png" width="30%"/><br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E01_123_O03.png" width="30%"/><br/>none is correct </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_D_C04_E01_123_S01.png" width="80%"/><br/> If we <a href="https://interviewquestions.tuteehub.com/tag/use-1441041" style="font-weight:bold;" target="_blank" title="Click to know more about USE">USE</a> `H_2O_2`, aldehydes that <a href="https://interviewquestions.tuteehub.com/tag/form-996208" style="font-weight:bold;" target="_blank" title="Click to know more about FORM">FORM</a> will be oxidised to give carboxylic <a href="https://interviewquestions.tuteehub.com/tag/acids-366963" style="font-weight:bold;" target="_blank" title="Click to know more about ACIDS">ACIDS</a></body></html> | |
52322. |
+2 oxidationstate of lead is more stablethan +4 oxidation state . Give reasons. |
Answer» <html><body><p></p>Solution :Among the elements of group 14, carbon does not have d- or f-electrons . Therefore , it does not show inert pair <a href="https://interviewquestions.tuteehub.com/tag/effect-966056" style="font-weight:bold;" target="_blank" title="Click to know more about EFFECT">EFFECT</a>. Consequently, it shows an oxidationstate of`+4`due to the presenceof <a href="https://interviewquestions.tuteehub.com/tag/two-714195" style="font-weight:bold;" target="_blank" title="Click to know more about TWO">TWO</a> electrons in the s- andtwo electronsin the p-orbitalof thevalenceshell. In contrast , all other elements from Ge to Pb containeither dor both d- and f-electron increases, the inertpair effect becomesmore and more prominent. In other words,as we move dow the group from Ge to Pb, the <a href="https://interviewquestions.tuteehub.com/tag/stability-651358" style="font-weight:bold;" target="_blank" title="Click to know more about STABILITY">STABILITY</a> of +2 oxidation stateincreases whilethat of `+4` oxidationstate decreases.Therefore , the tendencyof Ge, <a href="https://interviewquestions.tuteehub.com/tag/sn-646415" style="font-weight:bold;" target="_blank" title="Click to know more about SN">SN</a> and Pb to <a href="https://interviewquestions.tuteehub.com/tag/exhibit-447130" style="font-weight:bold;" target="_blank" title="Click to know more about EXHIBIT">EXHIBIT</a> +2 oxidation state increases with increasing atomic number in group 14.</body></html> | |
52323. |
+2 oxidation state of lead is more stable than +4, because of |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/penetration-598151" style="font-weight:bold;" target="_blank" title="Click to know more about PENETRATION">PENETRATION</a> power<br/>octet configuration<br/>inert <a href="https://interviewquestions.tuteehub.com/tag/pair-1145723" style="font-weight:bold;" target="_blank" title="Click to know more about PAIR">PAIR</a> effect<br/>presence of <a href="https://interviewquestions.tuteehub.com/tag/vacant-3253649" style="font-weight:bold;" target="_blank" title="Click to know more about VACANT">VACANT</a> orbitals</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> | |
52324. |
-100 cm^3 of 0.1 M HCl and 100 cm^2 of 0.1.M NaOH solutions are mixed in a calorimeter. If the heat liberated is "Q" K.Cal, the heat of neutralization (DeltaH) (in K.Cal) of HCl_((aq)) and NaOH_((aq)) is |
Answer» <html><body><p>`<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/q-609558" style="font-weight:bold;" target="_blank" title="Click to know more about Q">Q</a>` <br/>`-100Q`<br/>`-<a href="https://interviewquestions.tuteehub.com/tag/50-322056" style="font-weight:bold;" target="_blank" title="Click to know more about 50">50</a> Q `<br/>`-10 Q`</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/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a></body></html> | |
52325. |
+1 oxidation state is stable for the element |
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> <br/><a href="https://interviewquestions.tuteehub.com/tag/al-370666" style="font-weight:bold;" target="_blank" title="Click to know more about AL">AL</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/ga-467684" style="font-weight:bold;" target="_blank" title="Click to know more about GA">GA</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/ti-709570" style="font-weight:bold;" target="_blank" title="Click to know more about TI">TI</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> | |
52326. |
^^=^^ ^(0)-bsqrt(c) is called as |
Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/faraday-459508" style="font-weight:bold;" target="_blank" title="Click to know more about FARADAY">FARADAY</a>'s <a href="https://interviewquestions.tuteehub.com/tag/equation-974081" style="font-weight:bold;" target="_blank" title="Click to know more about EQUATION">EQUATION</a><br/><a href="https://interviewquestions.tuteehub.com/tag/debye-435579" style="font-weight:bold;" target="_blank" title="Click to know more about DEBYE">DEBYE</a>-Huckel-Onsagar's Equation<br/>Henderson's Equation<br/>None</p>Solution :This 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> as Debye -Huckel-Onsager's equation.</body></html> | |