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An aromatic molecule will

(a) have $4n \pi$ electrons

(b) have $(Hn+2)\pi$ electron

(c) be planar, be cyclic

(d) b and c

Can you answer this question?

1 Answer

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For a compound be aromatic it should have $(Hn+2)\pi$ electron -(Huckel's Rule)
Planar structure -(Because of resonance)
Cyclic structure - (Because of the presence of $SP^2$ hybridised $C-$ atom)
Hence it is planar, cyclic and have $(Hn+2)\pi$ electron
Hence d is the correct answer.
answered Feb 21, 2014 by meena.p

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