Acetylation of aniline with acetic anhydride in presence of pyridine yields acetic acid and product $\text{'}\mathrm{X}\text{'}$.

How many of the below given groups present in the compound $\text{'}\mathrm{X}\text{'}$?

$-{\mathrm{NO}}_2$	$-\mathrm{NH}-\mathrm{CO}-$	$-{\mathrm{NH}}_2$
$-\mathrm{COOH}$	$-{\mathrm{CH}}_3$	$-\mathrm{N}=\mathrm{N}-$
$-{\mathrm{CH}}_2{\mathrm{CH}}_3$	$-C_6{H}_5$	$-\mathrm{OH}$

How many of the following will give positive carbylamine test?

Howmany of the following reactions will give a primary amine?

$\left(\mathrm{i}\right) {\mathrm{CH}}_3{\mathrm{CONH}}_2\stackrel{{\mathrm{Br}}_2, \mathrm{KOH}}{⟶}$

$\left(\mathrm{ii}\right) {\mathrm{CH}}_3\mathrm{CN}\stackrel{{\mathrm{LiAlH}}_4}{\to }$

$\left(\mathrm{iii}\right) {\mathrm{CH}}_3\mathrm{NC}\stackrel{ {\mathrm{LiAlH}}_4}{⟶}$

$\left(\mathrm{iv}\right) {\mathrm{CH}}_3{\mathrm{CONH}}_2\stackrel{{\mathrm{LiAlH}}_4}{\to }$

, (major product) $\mathrm{X}$ will be:

In the following reaction sequence, the compounds $\left(\mathrm{X}\right)$ and $\left(\mathrm{Y}\right)$, respectively are

In the reaction, the product $\left(\mathrm{C}\right)$ is ${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{NH}}_2\underset{0-5°\mathrm{C}}{\overset{{\mathrm{NaNO}}_2+\mathrm{HCl}}{\to }}\left(\mathrm{A}\right)\underset{\mathrm{KCN}}{\overset{\mathrm{CuCN}}{\to }}\left(\mathrm{B}\right)\stackrel{{\mathrm{H}}^{+}/{\mathrm{H}}_2\mathrm{O}}{⟶}\left(\mathrm{C}\right)$

The major products $\mathrm{X}, \mathrm{Y}$ and $\mathrm{Z}$ in the following sequence of transformations

 are: