Hydrocarbons Question 172

Question: Which of the following is not o, p-directing group

Options:

A) $ -NH_2 $

B) $ -OH $

C) $ -X $ (halogens)

D) $ -CHO $

Show Answer

Answer:

Correct Answer: D

Solution:

Presence of $ -CHO $ decrease electron density at o to p positions.

Hence, attack of an electrophile occurs at m-position.

Therefore it is Meta directing group.



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