Chemistry - GOC Question with Solution | TestHub
ChemistryGOCAromaticityEasy2 minQB
ChemistryEasysingle choice
Which of the following five-membered ring species is the most stable (assume the ring is planar)?
(I) 
(II) 
(III) 
Options:
Answer:
A
Solution:
The anion has 6 π electrons, the cation 4 and the radical 5. Only the anion has 4n+2 (n = 1) π electrons, so it is aromatic and the most stable. (I)
Stream:JEESubject:ChemistryTopic:GOCSubtopic:Aromaticity
⏱ 2mℹ️ Source: QB
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