Chemistry - GOC Question with Solution | TestHub
ChemistryGOCRESONANCE AND MESOMERIC EFFECTMedium2 minQB
ChemistryMediumsingle choice
Arrange the ortho (I), meta (II) and para (III) methylbenzyl carbanions in decreasing order of stability.
(I) 
(II) 
(III) 
Options:
Answer:
B
Solution:
CH₃ is an electron donor (+I and hyperconjugation), so it destabilises a carbanion. The destabilisation is smallest at meta and is felt most strongly at the nearby ortho position.
Order : II III I.
Stream:JEESubject:ChemistryTopic:GOCSubtopic:RESONANCE AND MESOMERIC EFFECT
⏱ 2mℹ️ Source: QB
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