MCQ
Which of the following biphenyls is optically active?
- A

- B

- C

- ✓






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$\mathop {Ph - OH}\limits_{(A)} ,\,\,\,\,\mathop {Ph - C{H_2} - OH}\limits_{(B)} ,\,\,\,\,\mathop {Ph - C{O_2}H}\limits_{(C)} ,\,\,\,\mathop {Ph - C{H_2}-\mathop N\limits^ \oplus {H_3}}\limits_{(D)} $
Statement $I$: Tropolone is an aromatic compound and has $8 \pi$ electrons.
Statement $II$: $\pi$ electrons of $ > C = O$ group in tropolone is involved in aromaticity.
In the light of the above statements, choose the correct answer from the options given below:
$\begin{array}{*{20}{c}}
{{H_2}N - CH - CH - CHO} \\
{\,|\,\,\,\,\,\,\,\,\,\,\,\,\,|\,\,\,\,\,} \\
{HOOC\,\,\,\,\,\,\,\,\,\,COOH\,\,\,\,\,}
\end{array}$