Chemistry - GOC Question with Solution | TestHub
ChemistryGOCAromaticityHard2 minQB
ChemistryHardsingle choice
Arrange the following in decreasing order of rate of reaction with .
(I) 
(II) 
(III) 
Options:
Answer:
A
Solution:
The rate depends on the stability of the carbocation formed. (II) gives the cyclopropenyl cation (2π, aromatic, most stable). (III) gives a non-aromatic cyclobutyl cation. (I) gives the cyclopentadienyl cation (4π, anti-aromatic, least stable). Order : II III I.
Stream:JEESubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: QB
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