State the purpose of liquefying the ammonia produced in the Haber’s process.

Write equations for the formation of ammonia.

(i) NH₄Cl and slaked lime are heated.

(ii) Aluminium nitride and water.

Select from the list — Ammonia, Copper oxide, Copper sulphate, Hydrogen chloride, Hydrogen sulphide, Lead bromide : The compound which is not a metal hydroxide but it's aqueous solution is alkaline in nature.

Write an equation for the reaction of chlorine with excess of ammonia.