Which of the following compounds reacts with chloroform and a base to form phenyl isocyanide?

Explain the reaction of amines with arylsulphonyl chlorides.

Nitrosobenzene can be isolated from nitrobenzene under which of the following conditions?

Arrange the following in increasing order of their boiling points:
$I.$ $N$-Ethylethanamine
$II.$ Butanamine
$III.$ $N,N$-Dimethylethanamine

The sequence of reagents required to convert aniline to benzoic acid is

Consider the following statements:
Statement-$I$: $CH_3NH_2$ is more basic than $NH_3$,but $C_6H_5NH_2$ is less basic than $NH_3$.
Statement-$II$: The order of basic strength of ethyl-substituted amines in the aqueous phase follows the order $(C_2H_5)_2NH > (C_2H_5)_3N > C_2H_5NH_2$.