NEET Chemistry Substitution Reactions MCQ Question
What happens to the aromatic character of benzene during the formation of a sigma complex?
It loses its aromatic character.
It gains additional aromatic character.
It remains unchanged.
It becomes non-polar.
Correct Answer
Detailed Explanation
The formation of a sigma complex or arenium ion results in the loss of aromatic character because the delocalization of electrons stops at the sp³ hybridized carbon, as stated in the NCERT context.
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