$A$ primary amine can be converted to an alcohol by the action of

Reduction of nitrobenzene with $Zn$ and alcoholic $KOH$ solution results in the formation of the following compound:

$Methyl$ amine on reaction with chlorine in the presence of $NaOH$ gives:

The major product of the reaction shown below is:

Which of the following statements is true?
$1)$ Tertiary amines react with acid chlorides.
$2)$ $N$-ethylbenzene sulphonamide is soluble in alkali.
$3)$ $N,N$-diethylbenzene sulphonamide is soluble in alkali.
$4)$ Tertiary amines react with Hinsberg's reagent.

Choose the correct colour of the product for the following reaction.