Which of the following compounds does not liberate nitrogen gas on treatment with nitrous acid ?
A
`CH_(3)NHCH_(3)`
B
`(CH_(3))_(2)CHNH_(2)`
C
`(CH_(3))_(2)NC_(6)H_(5)`
D
Both (1) and (3)
Text Solution
Verified by Experts
The correct Answer is:
D
Only primary aliphatic amines react with nitrous acid to evolve nitrogen gas quantitatively Even acid amides `(RCONH_(2))` and urea `(H_(2)NCONH_(2))` liberate `N_(2)` gas on reaction with nitrous acid .
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Knowledge Check
Which of the following compounds will not liberate nitrogen gas on reaction with nitrous acid ?
A
Diethylamine
B
Aniline
C
N-Phenylmethanamine
D
All of these.
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A
`NaN_(3)`
B
`(NH_(4))_(2)SO_(4)`
C
`NH_(4)NO_(2)`
D
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