SATHEE: Nitrogen Containing Compounds Question 121

Nitrogen Containing Compounds Question 121

Question: In the diazotisation of aniline with sodium nitrite and hydrochloric acid, an excess of hydrochloric acid is used primarily to [Pb. PMT 1998]

Options:

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 liberated

Show Answer

Answer:

Correct Answer: A

Solution:

To supress the concentration of the aniline available for coupling other rise coupling occurs.

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Nitrogen Containing Compounds Question 121

Question: In the diazotisation of aniline with sodium nitrite and hydrochloric acid, an excess of hydrochloric acid is used primarily to [Pb. PMT 1998]

Options:

Answer:

Solution:

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