Chemistry - GOC Question with Solution | TestHub
ChemistryGOCAromaticityMedium2 minPYQ_2017
ChemistryMediumsingle choice
Assertion : Thiophene present in commercial benzene as an impurity can be removed by shaking the mixture with cold concentrated . Reason : Thiophene is a heterocyclic aromatic compound.
Options:
Answer:
B
Solution:
On shaking with concentrated thiophene being more reactive undergoes sulphonation and the thiophene-2-sulphonic acid thus formed dissolves in concentrated .
Stream:AIIMSSubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: PYQ_2017
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