Organic Chemistry Some Basic Principles and Techniques - Result Question 60
####66. Lassaigne’s test for the detection of nitrogen fails in
[1994]
(a)
(b)
(c)
(d)
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Solution:
- (b) Hydrazine
does not contain carbon and hence on fusion with metal, it cannot form ; so it does not show Lassaigne’s test for nitrogen.
This test fails in case of diazo compounds, dinitro compounds and compounds containing nitrogen in the ring.