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In the diazotasation of aniline with sod...

In the diazotasation of aniline with sodium nitrite and hydrochloric acid, an excess of hydrochloric acid is used promarily to

A

Suppress the concentration of free aniline available for coupling

B

Suppress hydrolysis of phenol

C

Insure a stoichiometric amount of nitrous acid

D

Neutralize the base libarated

Text Solution

Verified by Experts

The correct Answer is:
A
To suppress the concentration of the aniline available for coupling other rise coupling occur.
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