Amines and Nitrogen Compounds

The major product of the reaction
$$\ce{(CH3)2C(NH2)-C(OH)(CH3)2 ->[NaNO2/H2SO4]}$$
is :

Complete reduction of benzene-diazonium chloride with Zn/HCl gives :

Conversion of benzene diazonium chloride to chloro benzene is an example of which of the following reactions ?

The final product formed when Methyl amine is treated with $\ce{NaNO2}$ and HCl is :

In a set of reactions p - nitrotoluene yielded a product E
$$\text{p-nitrotoluene}\ce{->[Br2][FeBr3] B ->[Sn/HCl] C ->[NaNO2][HCl] D ->[CuBr][HBr] E}$$
The product E would be :

The major product of the following reaction is

Amongst the compounds given, the one that would form a brilliant colored dye on treatment with $\ce{NaNO2}$ in dil. HCl followed by addition to an alkaline solution of β-naphthol is

The correct functional group X and the reagent/reaction conditions Y in the following scheme are

In the reaction (4-methylbenzamide) $\xrightarrow[\text{(2) } \ce{C6H5COCl}]{\text{(1) } \ce{NaOH/Br2}}$ T, the structure of the Product T is

Match the reactions in Column I with appropriate options in Column II.

Match each of the compounds in Column I with its characteristic reaction(s) in Column II.

STATEMENT-1: Aniline on reaction with $\ce{NaNO2/HCl}$ at 0 °C followed by coupling with β-naphthol gives a dark blue coloured precipitate.

and

STATEMENT-2: The colour of the compound formed in the reaction of aniline with $\ce{NaNO2/HCl}$ at 0 °C followed by coupling with β-naphthol is due to the extended conjugation.