Aniline is treated with a mixture of NaNO2 and excess of HCl at low temperature.

o-Chloroaniline is treated with a mixture of NaNO_2 and HCl and the product is reacted with cuprous bromide. The final product in the reaction will be

Give balanced equations for the following reactions : Aniline is treated with nitrous acid and HCl at low temperature.

When aniline is treated with benzene diazonium chloride at low temperature in weakly medium , the final product obtained is :

Aniline when treated with conc. HNO_3 gives

Aniline on treatment with nitrous acid (NaNO_2 + HCl) at 0^@C froms :

A dichloroderivative (A) on treating with KCN followed by acid hydroysis and heating gives a monobasic acid (B) along with liberation of CO_2 . (B) on heating with liquid ammonia followed by treating with Br_2//KOH gives (C ) which on treating with NaNO_2 and HCl at low temperature followed by oxidation gives a monobasic acid (D) having molecular mass 74. 'C' in the whole process would be

The product obtained in the reaction of diborane with excess of ammonia at low temperature is:

When aniline is treated with bromine - water , it forms

Diazotisation can be carried out by the action of NaNO_(2) and dilute HCl at ice cold temperature on

Aniline reacts with excess of COCl_2 and KOH to form :