MEDIUMMCQ SINGLEJEE Advanced ChemistryInorganic ChemistryGOCConcept of Aromaticity

Which of the following is aromatic? (a) (b) (c) (d)

Answer
C
Explanation

The 3rd option is planar and in cyclic conjugation form a π electron system with (4n+2)π electrons. Hence the condition of aromaticity is fulfilled as per Huckle’s rule.

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