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Chemistry
The amine which will NOT liberate nitrogen with nitrous acid is
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Q. The amine which will NOT liberate nitrogen with nitrous acid is
COMEDK
COMEDK 2012
Amines
A
ethylamine
7%
B
methylamine
9%
C
dimethylamine
62%
D
2-aminopropane.
22%
Solution:
Only aliphatic primary amines react with nitrous acid to give alcohols with the evolution of $N_2$ gas.
$ R - NH_2 + HONO \xrightarrow{273-278 K} R -OH + N_2 + H_2 O$