Explore topic-wise InterviewSolutions in Class 11.

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.

52251.

__________ is extensively used as a moderator in nuclear reactors.

Answer» <html><body><p>`H_2O`<br/>`H_2O_2`<br/>`D_2O`<br/>`D_2O_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>
Discussion
52252.

.......... is extansive property.

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/molar-562965" style="font-weight:bold;" target="_blank" title="Click to know more about MOLAR">MOLAR</a> conductivily<br/>Electro <a href="https://interviewquestions.tuteehub.com/tag/motive-1104198" style="font-weight:bold;" target="_blank" title="Click to know more about MOTIVE">MOTIVE</a> force<br/>Resistance<br/>Heat capacity</p>Answer :A</body></html>
Discussion
52253.

.......... is done, when 50 gm of Fe is reacted with HCl in open vessel at 25°C temperature.

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/zero-751093" style="font-weight:bold;" target="_blank" title="Click to know more about ZERO">ZERO</a><br/>`-2.2` kJ<br/>2.2 kJ<br/>0.22 kJ</p>Solution :`<a href="https://interviewquestions.tuteehub.com/tag/w-729065" style="font-weight:bold;" target="_blank" title="Click to know more about W">W</a> =-pv= -nRT` <br/> `w= (-50)/( 55.85) xx 8.314 xx <a href="https://interviewquestions.tuteehub.com/tag/298-1834947" style="font-weight:bold;" target="_blank" title="Click to know more about 298">298</a>` <br/> `w= - 2218.05 J= - 2.218` kJ</body></html>
Discussion
52254.

........ is corrosion resistant alloy.

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/14-272882" style="font-weight:bold;" target="_blank" title="Click to know more about 14">14</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> + <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/mg-1095425" style="font-weight:bold;" target="_blank" title="Click to know more about MG">MG</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/11-267621" style="font-weight:bold;" target="_blank" title="Click to know more about 11">11</a>% Mg + 14% Li<br/>14.1% Mg + 1% Li<br/>41% Mg + 1.4% Li</p>Answer :A</body></html>
Discussion
52255.

……………………… is an ideal solution ?

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> :Xhloro <a href="https://interviewquestions.tuteehub.com/tag/benzene-895203" style="font-weight:bold;" target="_blank" title="Click to know more about BENZENE">BENZENE</a> &amp; <a href="https://interviewquestions.tuteehub.com/tag/bromo-2488881" style="font-weight:bold;" target="_blank" title="Click to know more about BROMO">BROMO</a> benzene</body></html>
Discussion
52256.

_______ isanexcellentabdorbent ofcarbondioxide .

Answer» <html><body><p>`<a href="https://interviewquestions.tuteehub.com/tag/naoh-572531" style="font-weight:bold;" target="_blank" title="Click to know more about NAOH">NAOH</a>`<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/>`<a href="https://interviewquestions.tuteehub.com/tag/koh-528424" style="font-weight:bold;" target="_blank" title="Click to know more about KOH">KOH</a>`<br/>`KHCO_(3)`</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>
Discussion
52257.

.................. is an example of viable particulate

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/bacteria-16728" style="font-weight:bold;" target="_blank" title="Click to know more about BACTERIA">BACTERIA</a></body></html>
Discussion
52258.

___________ is an example of intra molecular hydrogen bonding.

Answer» <html><body><p>salicylaldehyde<br/>hydrogen fluoride<br/>para <a href="https://interviewquestions.tuteehub.com/tag/nitro-1118276" style="font-weight:bold;" target="_blank" title="Click to know more about NITRO">NITRO</a> phenol<br/>both a and c</p>Answer :A</body></html>
Discussion
52259.

…………… is an example for gaseous solution.

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/camphor-908121" style="font-weight:bold;" target="_blank" title="Click to know more about CAMPHOR">CAMPHOR</a> in <a href="https://interviewquestions.tuteehub.com/tag/nitrogen-1118291" style="font-weight:bold;" target="_blank" title="Click to know more about NITROGEN">NITROGEN</a> <a href="https://interviewquestions.tuteehub.com/tag/gas-1003521" style="font-weight:bold;" target="_blank" title="Click to know more about GAS">GAS</a></body></html>
Discussion
52260.

........ is added to get precipitation of alkaline earth metals from their solution of soluble salts.

Answer» <html><body><p>`Na_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)CO_(3)` <br/>`Li_(2)CO_(3)` <br/>`H_(2)CO_(3)` <br/>`K_(2)CO_(3)` </p>Solution :Precipitation can be carried out by addition of sodium <a href="https://interviewquestions.tuteehub.com/tag/carbonate-909380" style="font-weight:bold;" target="_blank" title="Click to know more about CARBONATE">CARBONATE</a> or <a href="https://interviewquestions.tuteehub.com/tag/ammonium-859347" style="font-weight:bold;" target="_blank" title="Click to know more about AMMONIUM">AMMONIUM</a> carbonate.</body></html>
Discussion
52261.

________ is a radioactive in group one elements

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/francium-465155" style="font-weight:bold;" target="_blank" title="Click to know more about FRANCIUM">FRANCIUM</a></body></html>
Discussion
52262.

___________ is a greenhouse gas

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::<a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</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>
Discussion
52263.

....... is a component of toothpaste.

Answer» <html><body><p>`Mg CO_(3)` <br/>`MgCl_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)` <br/>`MgSO_(4)` <br/>`Mg(OH)_(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>
Discussion
52264.

.......... is a better dehydrohalogenating agent as compared to .........

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> :`NaNH_2`, <a href="https://interviewquestions.tuteehub.com/tag/alcoholic-371066" style="font-weight:bold;" target="_blank" title="Click to know more about ALCOHOLIC">ALCOHOLIC</a> <a href="https://interviewquestions.tuteehub.com/tag/koh-528424" style="font-weight:bold;" target="_blank" title="Click to know more about KOH">KOH</a></body></html>
Discussion
52265.

......... ion concentration increases blood pressure.

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/lithium-543148" style="font-weight:bold;" target="_blank" title="Click to know more about LITHIUM">LITHIUM</a><br/> Sodium<br/>Potassium<br/>Magnesium</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>
Discussion
52266.

……… inductive effect increase the acidic strength and …….inductive effect decreases the strength of -COOH

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> :`(-I), (+I)`</body></html>
Discussion
52267.

. Incorrect statement among the following is

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/x-746616" style="font-weight:bold;" target="_blank" title="Click to know more about X">X</a> is isopropyl <a href="https://interviewquestions.tuteehub.com/tag/bromide-904626" style="font-weight:bold;" target="_blank" title="Click to know more about BROMIDE">BROMIDE</a>, Y is n-propyl bromide<br/>X and Y are positional isomers<br/><a href="https://interviewquestions.tuteehub.com/tag/formation-996531" style="font-weight:bold;" target="_blank" title="Click to know more about FORMATION">FORMATION</a> of X is electrophilic <a href="https://interviewquestions.tuteehub.com/tag/addition-367641" style="font-weight:bold;" target="_blank" title="Click to know more about ADDITION">ADDITION</a><br/>Formation of Y is electrophilic addition </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> :Formation of .y. is electrophilic addition</body></html>
Discussion
52268.

-I effect is shown by

Answer» <html><body><p>`-<a href="https://interviewquestions.tuteehub.com/tag/ci-408488" style="font-weight:bold;" target="_blank" title="Click to know more about CI">CI</a>`<br/>`-Br`<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/>`-CH_(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</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> :C</body></html>
Discussion
52269.

+I effect (inductive effect) is shown by

Answer» <html><body><p>`-CH_(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>)`<br/>`-OH`<br/>`-<a href="https://interviewquestions.tuteehub.com/tag/f-455800" style="font-weight:bold;" target="_blank" title="Click to know more about F">F</a>`<br/>`-C_(<a href="https://interviewquestions.tuteehub.com/tag/6-327005" style="font-weight:bold;" target="_blank" title="Click to know more about 6">6</a>)H_(5)`</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> :Among the given groups `-CH_3` shows +I effect</body></html>
Discussion
52270.

…… hydrides are non-stoichiometric hydride

Answer» <html><body><p>`LaH_(2.87)`<br/>`YbH_(2.55)`<br/>`VH_(0.56)`<br/>All of </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>
Discussion
52271.

, How many 2^@ carbon present in above compound ?

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/5-319454" style="font-weight:bold;" target="_blank" title="Click to know more about 5">5</a></body></html>
Discussion
52272.

. Here , A refers to

Answer» <html><body><p><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E01_142_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_142_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_142_O03.png" width="30%"/><br/>all of these</p>Solution :<img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E01_142_S01.png" width="80%"/></body></html>
Discussion
52273.

. Here the major product X and Y are

Answer» <html><body><p>`ClCH_2 - CH_2Cl , ClCH_2 - CH_2Cl`<br/>`ClCH_2 - CH_2Cl, ClCH_2 - CH_2OH`<br/>`Cl_2C = <a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a> Cl_2 , <a href="https://interviewquestions.tuteehub.com/tag/clch-3581048" style="font-weight:bold;" target="_blank" title="Click to know more about CLCH">CLCH</a>= <a href="https://interviewquestions.tuteehub.com/tag/chcl-2016166" style="font-weight:bold;" target="_blank" title="Click to know more about CHCL">CHCL</a>`<br/>`Cl_2 C = C Cl_2 , ClCH_2 - CH_2OH` </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> :`ClCH_2 - CH_2 - <a href="https://interviewquestions.tuteehub.com/tag/cl-408888" style="font-weight:bold;" target="_blank" title="Click to know more about CL">CL</a>, ClCH_2 - CH_2OH`</body></html>
Discussion
52274.

+ HBrto Product :

Answer» <html><body><p><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E02_017_O01.png" width="30%"/> <br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E02_017_O02.png" width="30%"/> <br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E02_017_O03.png" width="30%"/> <br/><img src="https://doubtnut-static.s.llnwi.net/static/physics_images/AKS_ELT_AO_CHE_XI_V01_D_C04_E02_017_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> :<a href="https://interviewquestions.tuteehub.com/tag/propyl-2959150" style="font-weight:bold;" target="_blank" title="Click to know more about PROPYL">PROPYL</a> <a href="https://interviewquestions.tuteehub.com/tag/bromide-904626" style="font-weight:bold;" target="_blank" title="Click to know more about BROMIDE">BROMIDE</a></body></html>
Discussion
52275.

__________ haswideapplicationinpurificationof sugar.

Answer» <html><body><p>`<a href="https://interviewquestions.tuteehub.com/tag/ca-375" style="font-weight:bold;" target="_blank" title="Click to know more about CA">CA</a>(OH)_(2)`<br/>`CaCl_(2)`<br/>`<a href="https://interviewquestions.tuteehub.com/tag/cao-411869" style="font-weight:bold;" target="_blank" title="Click to know more about CAO">CAO</a>`<br/>`CaCO_(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>)`</p>Answer :C</body></html>
Discussion
52276.

........... has liquid state at STP.

Answer» <html><body><p>`H_(<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;<a href="https://interviewquestions.tuteehub.com/tag/br-390993" style="font-weight:bold;" target="_blank" title="Click to know more about BR">BR</a>&gt;`Br_(2)`<br/>`O_(2)`<br/>Fe</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>
Discussion
52277.

.......... has given Delta G = Delta H- T Delta S.

Answer» <html><body><p>Faraday<br/>Kirchof<br/>Einstein<br/>Gibs <a href="https://interviewquestions.tuteehub.com/tag/helm-484194" style="font-weight:bold;" target="_blank" title="Click to know more about HELM">HELM</a> holtz</p>Answer :D</body></html>
Discussion
52278.

......... has a capacity to stop the flow of oxygen.

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/carbon-16249" style="font-weight:bold;" target="_blank" title="Click to know more about CARBON">CARBON</a> <a href="https://interviewquestions.tuteehub.com/tag/monoxide-2842046" style="font-weight:bold;" target="_blank" title="Click to know more about MONOXIDE">MONOXIDE</a></body></html>
Discussion
52279.

………. group elements give saline hydrides.

Answer» <html><body><p>s<br/>p<br/>d<br/>f</p>Answer :A</body></html>
Discussion
52280.

……….. group elements give saltlike hydride.

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> :S <a href="https://interviewquestions.tuteehub.com/tag/group-1013370" style="font-weight:bold;" target="_blank" title="Click to know more about GROUP">GROUP</a></body></html>
Discussion
52281.

................... group is ortho para directing and deactivating group,

Answer» <html><body><p>amino<br/>methyl<br/><a href="https://interviewquestions.tuteehub.com/tag/halogen-1015106" style="font-weight:bold;" target="_blank" title="Click to know more about HALOGEN">HALOGEN</a> <br/>aldehyde<br/></p>Solution :halogen</body></html>
Discussion
52282.

........ gas is used in aircondition.

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> :Chloroflourocarbon (<a href="https://interviewquestions.tuteehub.com/tag/cfcs-407977" style="font-weight:bold;" target="_blank" title="Click to know more about CFCS">CFCS</a>)</body></html>
Discussion
52283.

............. gas potentially damage plant leaves and retard photosynthesis.

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> :`NO_(<a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a>)`</body></html>
Discussion
52284.

.... element is distinct from its group elements.

Answer» <html><body><p>Be <br/>Ca<br/>Sr <br/><a href="https://interviewquestions.tuteehub.com/tag/ra-612840" style="font-weight:bold;" target="_blank" title="Click to know more about RA">RA</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>
Discussion
52285.

………. % dihydrogen is added in CNG.

Answer» <html><body><p>1<br/>2<br/>3<br/>4</p>Answer :D</body></html>
Discussion
52286.

____________ density of ice compared with water at 0^(@)C

Answer» <html><body><p><a href="https://interviewquestions.tuteehub.com/tag/higher-1022060" style="font-weight:bold;" target="_blank" title="Click to know more about HIGHER">HIGHER</a> <br/><a href="https://interviewquestions.tuteehub.com/tag/lower-1080637" style="font-weight:bold;" target="_blank" title="Click to know more about LOWER">LOWER</a> <br/>retained<br/>more</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>
Discussion
52287.

The net work done by the 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/expansion-980011" style="font-weight:bold;" target="_blank" title="Click to know more about EXPANSION">EXPANSION</a> <a href="https://interviewquestions.tuteehub.com/tag/work-20377" style="font-weight:bold;" target="_blank" title="Click to know more about WORK">WORK</a></body></html>
Discussion
52288.

……… covers more than 70% of the earth's surface.

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/seawater-1197194" style="font-weight:bold;" target="_blank" title="Click to know more about SEAWATER">SEAWATER</a></body></html>
Discussion
52289.

. Compounds is : C. Compound ( C) is :

Answer» <html><body><p><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_267_O01.png" width="30%"/><br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_267_O02.png" width="30%"/><br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_267_O03.png" width="30%"/><br/><img src="https://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_267_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://d10lpgp6xz60nq.cloudfront.net/physics_images/NAR_CHM_XII_V04_C03_E01_267_S01.png" width="80%"/></body></html>
Discussion
52290.

. Compound (B) and (C) 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_090_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_090_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_090_O03.png" width="30%"/><br/>(B) is (II) and (<a href="https://interviewquestions.tuteehub.com/tag/c-7168" style="font-weight:bold;" target="_blank" title="Click to know more about C">C</a>) (III) </p>Solution :Hydrogenation of the triple bond to double bond by Lindlar.s catalyst or by P-2 or <a href="https://interviewquestions.tuteehub.com/tag/brown-904764" style="font-weight:bold;" target="_blank" title="Click to know more about BROWN">BROWN</a> catalyst, i.e `H_2 + Ni_2 B` <a href="https://interviewquestions.tuteehub.com/tag/takes-1238575" style="font-weight:bold;" target="_blank" title="Click to know more about TAKES">TAKES</a> place by <a href="https://interviewquestions.tuteehub.com/tag/syn-1236892" style="font-weight:bold;" target="_blank" title="Click to know more about SYN">SYN</a> addition, so product is <a href="https://interviewquestions.tuteehub.com/tag/cis-408731" style="font-weight:bold;" target="_blank" title="Click to know more about CIS">CIS</a>,cis(II).</body></html>
Discussion
52291.

.......... Common unit is used for volume.

Answer» <html><body><p>`"(<a href="https://interviewquestions.tuteehub.com/tag/meter-1095017" style="font-weight:bold;" target="_blank" title="Click to know more about METER">METER</a>)"^(<a href="https://interviewquestions.tuteehub.com/tag/3-301577" style="font-weight:bold;" target="_blank" title="Click to know more about 3">3</a>)`<br/>litre<br/>pascal<br/>atmosphere</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>
Discussion
52292.

{:(, "column"-I,, "column-II"),((a) ,Fe^(2+), (p) ,"Set of quantum no . for last"e^(-)"is" n=2","l=1","),((b),Mn^(+4),(q),"magnetic moment "(mu)="zero"),((c ) , Zn^(+2),(r),"Spin muliplicaity (SM)=4"),((d),Na^(+),(s),"total no. of exchange pairs in 3d - subshell =10"),(,,(t),"paramagnetic species"):}

Answer» <html><body><p><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> :N/a</body></html>
Discussion
52293.

{:(" Column I ( Crystal system)", "( Column II (Axial ratio)"),("(A) Tetragonal", "(p)" a ne b ne c"," alpha = beta = gamma = 90^(@)),("(B) Rhombic" , "(q)" a = b ne c"," alpha = beta = gamma = 90^(@)),("(C)Monoclinic" , "(r)" a ne b ne c"," alpha ne beta ne gamma ne 90^(@)),("(D) Triclinic" , "(s)"a ne b ne c"," alpha = gamma = 90^(@) ne beta):}

Answer» <html><body><p>A-s , <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 , C-p, D-q <br/>A-q , B-r , C-q , D-p<br/>A-r, B-p, C-q, D-s <br/>A-p , B-q , C-r , D-s </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> :b</body></html>
Discussion
52294.

{:("Column-I",,"Column-II"),("A) Esters and Carboxylic acid",,"P) Chain isomerism"),("B) n-Butanol and Iso butanol",,"Q) Tautomerism"),("C) Acetone and 2-propenol",,"R) Functional Isomerism"),("D) Maleic acid and fumeric acid",,"S) Geometrical Isomerism"):}

Answer» <html><body><p><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> :<a href="https://interviewquestions.tuteehub.com/tag/ester-453098" style="font-weight:bold;" target="_blank" title="Click to know more about ESTER">ESTER</a> and Carboxylic acids are Functional isomers. <br/> n-Butanol and Isobutanol are <a href="https://interviewquestions.tuteehub.com/tag/chain-913601" style="font-weight:bold;" target="_blank" title="Click to know more about CHAIN">CHAIN</a> isomers Acetone and 2-propenol are Tautomers Maleic acid and Fumaric acid are geometrical isomers</body></html>
Discussion
52295.

{:("Column-I",,"Column-II"),("A) "C_(7)H_(16)"(No. of structural isomers)",,"P) 6"),("B) "C_(2)FCl" Br I(No. of structural isomers)",,"Q) 3"),("C) "C_(6)H_(4)" Br Cl(No. of Benzonoid Aromatic isomers)",,"R) 5"),("D) "C_(5)H_(10)"No. of cyclic isomers)",,"S) 9"):}

Answer» <html><body><p><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> :A-S,B-P,C-Q,D-R</body></html>
Discussion
52296.

{:(" Column -I" , "Column -II") ,( (A)" pH of a basic buffer mixture ", (P) pK_a+log"" (["salt"])/(["Acid"])),((B) "pH of an acidic buffer mixture ",(Q) (pK_a)_(C,Acid) +log""(["Base"])/(["salt"])),((C) "pH of salt solution of weak acid + strong base ", ( R ) (1)/(2) [pK_(W) +pK_a+logc)), ((D) "pH of a salt solution of strong acid + weak base ", (S) (1)/(2) [pK_W -pK_b -log c ]):}

Answer» <html><body><p><br/></p>Solution :Basic <a href="https://interviewquestions.tuteehub.com/tag/buffer-905159" style="font-weight:bold;" target="_blank" title="Click to know more about BUFFER">BUFFER</a> ` to <a href="https://interviewquestions.tuteehub.com/tag/poh-1145204" style="font-weight:bold;" target="_blank" title="Click to know more about POH">POH</a> =pKb+ log ""(S)/(B) ` <br/> ` rArr <a href="https://interviewquestions.tuteehub.com/tag/ph-1145128" style="font-weight:bold;" target="_blank" title="Click to know more about PH">PH</a> =(pK_a) +log ""( B)/(S) ` <a href="https://interviewquestions.tuteehub.com/tag/acid-847491" style="font-weight:bold;" target="_blank" title="Click to know more about ACID">ACID</a> buffer ` to pH =pK_a +log ""(S)/(A) ` <br/> `WA + SB rArr ` anion hydrolysis <br/> `rArr pH =7+ ((pKa+ logc )/( 2))` <br/> ` WB+<a href="https://interviewquestions.tuteehub.com/tag/sa-1192995" style="font-weight:bold;" target="_blank" title="Click to know more about SA">SA</a> rArr ` cation hydrolysis <br/> ` rArr pH =7- ((pK_b+log c)/( 2))` <br/> `WB +SA rArr ` cation hydrolysis <br/> ` rArr pH= 7- ((pK_b+log c)/(2))`</body></html>
Discussion
52297.

What is the pH of a salt which was produced by a strong acid and a strong base ?

Answer» <html><body><p><br/></p>Solution :Basic <a href="https://interviewquestions.tuteehub.com/tag/buffer-905159" style="font-weight:bold;" target="_blank" title="Click to know more about BUFFER">BUFFER</a> ` to pOH =<a href="https://interviewquestions.tuteehub.com/tag/pkb-1145199" style="font-weight:bold;" target="_blank" title="Click to know more about PKB">PKB</a>+ log ""(S)/(B) ` <br/> ` rArr <a href="https://interviewquestions.tuteehub.com/tag/ph-1145128" style="font-weight:bold;" target="_blank" title="Click to know more about PH">PH</a> =(pK_a) +log ""( B)/(S) ` acid buffer ` to pH =pK_a +log ""(S)/(A) ` <br/> `WA + SB rArr ` anion hydrolysis <br/> `rArr pH =7+ ((pKa+ <a href="https://interviewquestions.tuteehub.com/tag/logc-2798731" style="font-weight:bold;" target="_blank" title="Click to know more about LOGC">LOGC</a> )/( 2))` <br/> ` <a href="https://interviewquestions.tuteehub.com/tag/wb-733928" style="font-weight:bold;" target="_blank" title="Click to know more about WB">WB</a>+SA rArr ` cation hydrolysis <br/> ` rArr pH =7- ((pK_b+log c)/( 2))` <br/> `WB +SA rArr ` cation hydrolysis <br/> ` rArr pH= 7- ((pK_b+log c)/(2))`</body></html>
Discussion
52298.

{:("Column-I (Benzene derivative)",,"Column-II (No. of isomersTheoretical)"),("A) Dichloroborazine",,"P) 3"),("B) Bromochloroborazine",,"Q) 4"),("C) Trichlorobenzene",,"R) 6"),("D) Bromodichlorobenzene",,"S) 8"):}

Answer» <html><body><p><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> :A-Q,B-R,C-P,D-R</body></html>
Discussion
52299.

{:("List-I","List-II"),((A) 1xx10^(-8) "M KOH",P.pH=1.3),((B)1xx10^(-8)"MHBr" ,Q.pH=6.95),((C )1"MHCI"+1 "MNaOH",R.pH=7.0414),((D) 0.02 MH_(2)SO_(4),S.pH=7),(,"acidic solution"):}

Answer» <html><body><p><br/></p>Solution :<a href="https://interviewquestions.tuteehub.com/tag/koh-528424" style="font-weight:bold;" target="_blank" title="Click to know more about KOH">KOH</a> is basic ,HBr is acidic<br/> ` HCl + <a href="https://interviewquestions.tuteehub.com/tag/naoh-572531" style="font-weight:bold;" target="_blank" title="Click to know more about NAOH">NAOH</a> ` complete <a href="https://interviewquestions.tuteehub.com/tag/neutralisation-577399" style="font-weight:bold;" target="_blank" title="Click to know more about NEUTRALISATION">NEUTRALISATION</a> <br/> ` 0.02 M H_2SO_4 <a href="https://interviewquestions.tuteehub.com/tag/rarr-1175461" style="font-weight:bold;" target="_blank" title="Click to know more about RARR">RARR</a> [H^(+) ] =0.04 ` <br/> ` rArr pH = <a href="https://interviewquestions.tuteehub.com/tag/2-283658" style="font-weight:bold;" target="_blank" title="Click to know more about 2">2</a> - log 4 = 1.4`</body></html>
Discussion
52300.

{:(""CHO),("|"),(""H-C-OH),("|"),(A overset(H_(2)//NI)rarrHO-C-Hoverset("Heating with HI")rarrB),("|"),(""H-C-OH),("|"),(""H-C-OH),("|"),(""CH_(2)OH):} A and B can be :

Answer» <html><body><p>Both are n-Hexane<br/>Both are Hexan-1,2,3,4,5,6-hexaol<br/>A is n-Hexane <a href="https://interviewquestions.tuteehub.com/tag/b-387190" style="font-weight:bold;" target="_blank" title="Click to know more about B">B</a> is Hexan-1,2,3,4,5,6-hexaol<br/>A is Hexan-1,2,3,4,5,6-hexaol and B is n-Hexane</p>Answer :D</body></html>
Discussion