Question

which of the following set of substituent are all meta directing in electrophilic aromatic substitution reaction​

Answer 1

Answer:

Correct option is

D

−NO

2

Nitro (−NO

2

) group is most deactivating in electrophilic aromatic substitution.

The deactivating effect is due to inductive and resonance effects.

−NO

2

, −C≡N and −SO

3

H are strongly deactivating groups.

−COOH is moderately deactivating group.

Explanation:

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