Chemistry - GOC Question with Solution | TestHub

ChemistryGOCRESONANCE AND MESOMERIC EFFECTHard2 minQB
ChemistryHardsingle choice

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

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

Options:

Answer:
B
Solution:

The ethyl group donates electrons and 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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