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Among the following , which is least aci...

Among the following , which is least acidic ?

A

p- nitrophenol

B

p- chlorophenol

C

phenol

D

o- cresol.

Text Solution

Verified by Experts

The correct Answer is:
D


Electron witdrawing group `(-NO_(2),-Cl)` decreases the electron density in the ring and thus increases their acidic character where as electron donating group `(-CH_(3))` decreases the acidic character by increasing the electron denity in the ring.
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