The starting material that produces pentanamine by the Hoffmann bromamide reaction is

The major products $P$ and $Q$ from the following reactions are:

Which of the following gives a primary amine on reduction?

An organic compound $A$ on reaction with $NH_{3}$ followed by heating gives compound $B$. Which on further strong heating gives compound $C$ $(C_{8}H_{5}NO_{2})$. Compound $C$ on sequential reaction with ethanolic $KOH$,alkyl chloride and hydrolysis with alkali gives a primary amine. The compound $A$ is.

The total number of reagents from those given below,that can convert nitrobenzene into aniline is ..... . (Integer answer)
$I.$ $Sn/HCl$
$II.$ $Sn/NH_4OH$
$III.$ $Fe/HCl$
$IV.$ $Zn/HCl$
$V.$ $H_2-Pd$
$VI.$ $H_2-$ Raney Nickel

Which of the following reaction/s does not yield an amine?
$I. R-X + NH_3 \xrightarrow{\Delta} \text{(alc)}$
$II. R-C \equiv N \xrightarrow{H_2/Ni \text{ or } Na(Hg)/C_2H_5OH}$
$III. R-C \equiv N + H_2O \xrightarrow{H^+}$
$IV. R-CONH_2 + 4[H] \xrightarrow{i) LiAlH_4, ii) H_3O^+}$