Chemistry - GOC Question with Solution | TestHub
ChemistryGOCAromaticityEasy2 minQB
ChemistryEasysingle choice
Which of the following is more stable ?
(a) 
(b) 
Options:
Answer:
B
Solution:
(a) is the cyclobutadiene dianion with 6 π electrons delocalised over four carbons, which fits the 4n + 2 rule (n = 1), so it is aromatic. (b) is a simple cyclobutenyl (allylic) anion. On aromaticity grounds, a b.
Stream:JEESubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: QB
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