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Huckel's Rule of Aromaticity

Anthracene is...

Question

Anthracene is _____.

A

Aromatic

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B

non aromatic

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C

anti aromatic

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D

Cannot be predicted

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Solution

The correct option is C Aromatic
Anthracene is aromatic. It has planar cyclic conjugated system of 14 pi electrons.
A cyclic planar compounds with a conjugated system of 4n $+$ 2 pi electrons is aromatic.
Note:
$4 n + 2 = 4 (3) + 2 = 14$
$n = 3$

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