Q2 of 81 Page 400

Give one chemical test to distinguish between the following pairs of compounds.

Aniline and benzylamine

Aniline and benzylamine can be distinguished with the help of nitrous acid.


Nitrous acid test: Benzylamine reacts with nitrous acid to form unstable diazonium salt, which in turn gives alcohol with the evolution of nitrogen gas, while aniline reacts with nitrous acid to form a stable diazonium salt without releasing nitrogen gas.


Reaction:


(Benzylamine)


(Aniline)


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