Question

Assertion (A)
Reason (R) Carbonyl group acts as a deactivating and meta-directing group.

• A. Both $A$ and $R$ are correct; and $R$ is the correct explanation of $A$.
• B. Both $A$ and $R$ are correct; but $R$ is not the correct explanation of $A$.
• C. $A$ is correct ; but $R$ is incorrect.
• D. $R$ is correct ; but $A$ is incorrect.

Answer 1

Answer: (D)

Aromatic aldehydes and ketones undergo electrophilic substitution at the ring in which the carbonyl group acts as a deactivating and meta-directing group.