Which of the following physical properties about diazonium salts are true?

Consider the above reaction, the Product "P" is :

$\mathrm{A}$ and $\mathrm{B}$ in the following reactions are:

The correct sequence of correct reagents for the following transformation is :-

Give the structures of A and B in the following sequence of reactions:

${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{N}}_2^{+}{\mathrm{Cl}}^{-} \underset{∆}{\overset{\mathrm{CuCN}}{\to }} \mathrm{A} \stackrel{{\mathrm{H}}_2\mathrm{O}/{\mathrm{H}}^{+}}{\to } \mathrm{B}$

In the following reaction sequence, $\left[\mathrm{C}\right]$ is :

In the reaction 

the product $\left[\mathrm{Y}\right]$ is

In the above chemical reaction, intermediate "$\mathrm{X}$" and reagent/condition "$\mathrm{A}$" are :

Explain the following :

Diazonium salts of aromatic amines are more stable than those of aliphatic amines.

Give reasons : Aromatic diazonium salts are more stable than aliphatic diazonium salts.

How will you bring about the following transformations?

Aniline to Benzene diazonium chloride

What is the major product "P" of the following reaction ?

 Complete the following table:

 Three isomers A, B and C (mol. formula $C_8{H}_{11}N$  ) give the following results:

$\mathrm{A}$ and $\mathrm{C}$$$\begin{gathered} \stackrel{\mathrm{Dianotization}}{\to }\mathrm{P}+\mathrm{Q}\underset{\left(\mathrm{ii}\right) \mathrm{acidation} \\ \left({\mathrm{KMnO}}_4+{\mathrm{H}}^{+}\right)}{\overset{\left(\mathrm{i}\right) \mathrm{Hydrolyds}}{\to }}\mathrm{R} \left(\mathrm{product} \mathrm{of} \mathrm{A}\right)+\mathrm{S} \left(\mathrm{product} \mathrm{of} \mathrm{C}\right) \end{gathered}$$

R has lower boiling point than S

$\mathrm{B}\stackrel{{\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{SO}}_2\mathrm{Cl}}{\to }$ alkali-insoluble product

$\mathrm{A}, \mathrm{B}$ and $\mathrm{C},$ respectively are: