Exercise 1

Arrange the above-mentioned nitrogen atoms of the compound in decreasing order of basic nature?

$\mathrm{A}+{\mathrm{CS}}_2+{\mathrm{HgCl}}_2$ gives ${\mathrm{C}}_2{\mathrm{H}}_5-\mathrm{N}=\mathrm{C}=\mathrm{S}$. Thus compound $\mathrm{A}$ is :-

Hinsberg reagent is used to distinguish between

What final product is expected when toluene is subjected to the following reaction sequence?

Consider the following unbalanced reaction: ${\mathrm{RCONH}}_2+{\mathrm{Br}}_2+\mathrm{NaOH}⟶{\mathrm{RNH}}_2+{\mathrm{Na}}_2{\mathrm{CO}}_3+{\mathrm{H}}_2\mathrm{O}+\mathrm{NaBr}$ 

The correct statement(s) reading this reaction is/are

Melamine formaldehyde is a condensation polymer of melamine and formaldehyde. The number of nitrogen atoms in one molecule of melamine is $\mathrm{X}. \mathrm{X}$ is...

The correct set of the products obtained in the following reactions

$\mathrm{RCN}\stackrel{\mathrm{reduction}}{\to }\left(\mathrm{A}\right), \mathrm{RCN}\underset{\left(\mathrm{ii}\right) {\mathrm{H}}_2\mathrm{O}}{\overset{\left(\mathrm{i}\right) {\mathrm{CH}}_3\mathrm{MgBr}}{\to }}\left(\mathrm{B}\right), \mathrm{RNC}\stackrel{\mathrm{hydrolysis}}{\to }\left(\mathrm{C}\right), {\mathrm{RNH}}_2\stackrel{{\mathrm{HNO}}_2}{\to }\left(\mathrm{D}\right)$

The answer is :