Hinsberg's reagent is

Ethyl amine and aniline can be distinguished by

Carbylamine test is used in the detection of

Find the reaction in which the obtained product gives a positive isocyanide test.

Which of the following reagents gives the carbylamine test when heated with $KOH$ and a primary amine?

$A$ nitrogen-containing organic compound,on heating with chloroform and alcoholic $KOH$,evolved a very unpleasant-smelling vapor. The compound could be: