Chemistry - GOC Question with Solution | TestHub

ChemistryGOCAromaticityEasy2 minQB
ChemistryEasysingle choice

Part w : Compare the resonance energy of the following compounds. Is the resonance energy of (a) greater than, less than or equal to (b) ?

(a) structure

(b) structure

Options:

Answer:
D
Solution:

The indenyl-type anion (b) has 10π electrons in a planar fused system and is aromatic. The isoindole (a) has an o-quinoid benzene ring, which cuts its aromatic stabilisation. So a b.

Stream:JEESubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: QB

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