Chemistry - GOC Question with Solution | TestHub

ChemistryGOCRESONANCE AND MESOMERIC EFFECTEasy2 minQB
ChemistryEasysingle choice

Arrange the ortho (I), meta (II) and para (III) trifluoromethylbenzyl carbocations in decreasing order of stability.

(I) structure (II) structure (III) structure

Options:

Answer:
A
Solution:

has only a -I effect (no resonance), and it destabilises the cation. The -I effect falls with distance, so the para isomer is the least destabilised and the ortho isomer the most.

Order : III II I.

Stream:JEESubject:ChemistryTopic:GOCSubtopic:RESONANCE AND MESOMERIC EFFECT
⏱ 2mℹ️ Source: QB

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