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Lassaigne's test for the detection of ni...

Lassaigne's test for the detection of nitrogen fails in

A

`H_(2)N.CONHNH_(2).HCl`

B

`H_2N NH_(2).HCl`

C

`H_2NCONH_(2)`

D

`C_(6)H_5NHNH_(2)HCl`

Text Solution

Verified by Experts

As `H(2)N NH_(2).HCl` contains no carbons, Lassignes test for nitrogen will fail in this case.
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