(a) Carry out the following conversions:
(i) Nitrobenzene to Aniline
(ii) Aniline to Phenol
OR
(b) (i) Write a chemical test to distinguish between Dimethyl amine and Ethanamine.
(ii) Write the product formed when benzene diazonium chloride is treated with KI.
A compound ' X ' with molecular formula $\mathrm{C}_3 \mathrm{H}_9 \mathrm{~N}$ reacts with $\mathrm{C}_6 \mathrm{H}_5 \mathrm{SO}_2 \mathrm{Cl}$ to give a solid, insoluble in alkali. Identify ' X ' and give the IUPAC name of the product. Write the reaction involved.
(a) (i) Draw the zwitter ion structure for sulphanilic acid.
(ii) How can the activating effect of $$-\mathrm{NH}_2$$ group in aniline be controlled?
OR
(b) (i) Complete the reaction with the main product formed:
(ii) Convert Bromoethane to Propanamine.
(a) Illustrate Sandmeyer's reaction with an equation.
(b) Explain, why $$\left(\mathrm{CH}_3\right)_2 \mathrm{NH}$$ is more basic than $$\left(\mathrm{CH}_3\right)_3 \mathrm{~N}$$ in aqueous solution.