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For any compound to be aromatic, compoun...

For any compound to be aromatic, compound should follow a given set of rule known as Huckel's rule
According to Huckel's rule of aromaticy :
(a) compound should be cyclic
(b) compounds shoulds be planar and conjugated .
(c) compound should have `(4n + 2 )pie^(-)`
where `n=0, 1, 2, 3.... integer number .
Which of the following is not an aromatic compound ?

A

B

C

D

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The correct Answer is:
D
non-planar.
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