Home Chemistry Hydrocarbon HARD A group which deactivates the benzene ring t…
Chemistry Hydrocarbon HARD Single Correct MCQ
Published on: August 14, 2026

A group which deactivates the benzene ring towards electrophilic substitution but which directs the incoming group principally to the o - and p -positions is

A
B
C
D

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The correct answer is:
B

Electron accepting groups which make the substitution difficult are known of deactivating groups. the group or substituent already present on the ring also decides the position of incoming group.

ortho and para directing groups are as follow

, halogens,

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