Which one of the products of the following reactions does not react with Hinsberg reagent to form sulphonamide?

In the following reaction sequence,$CH_3-CHO$ $\xrightarrow{Cl_2 / Ca(OH)_2} X$ $\xrightarrow{C_6H_5-NH_2 / \text{Alc. KOH}} Y$. $Y$ is:

Give one chemical test to distinguish between the following pairs of compounds:
$(i)$ Methylamine and dimethylamine
$(ii)$ Secondary and tertiary amines
$(iii)$ Ethylamine and aniline
$(iv)$ Aniline and benzylamine
$(v)$ Aniline and $N$-methylaniline.

Which of the following reacts with Hinsberg reagent to give a product which is soluble in alkali?

The amine or salt of amine which gives a positive test with a mixture of chloroform and alcoholic $KOH$ solution is:

Which one of the following will $NOT$ give the carbylamine reaction?