Question

Which of the above is aromatic ?

• A. i
• B. ii
• C. iii
• D. iv
• E. v

Answer 1

The correct option is A i

Condition Need for Aromatic :

(i) Conjugation of lone or double bond.

(ii) $(4n+2)$ electron pair, Huckel's RUle ofr $n=1$ , electron ,so on.

(iii) planer molecular.

Then,

Option $A$ is satisfied all condition.

Explain :

Option(ii) isn't in conjugation.

Option (iii) Molecular have $8e^{-}$ in conjugation which not follow Huckel's Rule.

Option (iv) also not follow Huckel's Rule.

Hence the correct option is A.