MCQ
Which of the following compounds is not aromatic?
  • A

  • B


  • D

Answer

Correct option: C.

c
$[10]$ Annulene, although follow $(4 n +2) \pi$ electron rule, but it is non-aromatic due to its non planar nature. It is nonplanar due to repulsion of $C - H$ bonds present inside the ring.

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