Presence of nitrogen in which among the following compounds can not be – InterviewSolution

1.	Presence of nitrogen in which among the following compounds can not be detected by Lassaigne method ?
Answer» Hydrazine Aniline p-toluidine Picric acid Solution :Lassaigne's method is used to detect the PRESENCE of elements LIKE N , S , F , Cl , Br , I etcin an ORGANIC SAMPLE . (a) `underset("Hydrazine")(NH_(2)-NH_(2))` Since , hydrazine is not an organic compound , thus it cannot detected by Lassaigne method .

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