When primary amines react with nitrous acid, the gas evolved is

When primary amines react with nitrous acid, the gas evolved is

A
N₂
B
${NH}_{3}$
C
${CO}_{2}$
D
CO

Solution:

When primary amines react with nitrous acid, then nitrogen gas is evolved and alcohol is formed

${CH}_{2} {NH}_{2} + {HNO}_{2}$ $\underset{}{\to R}$ ${CH}_{2} OH$ + $N_{2} + H_{2} O$

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