White metal is an alloy of

When a small amount of sodium metal is dissolved in liquid ammonia at low temperature,which of the following does $NOT$ occur?

Sodium nitrate $(NaNO_3)$ decomposes above $800\ ^oC$ to give:

Which of the following $s$-block elements forms a nitride directly by reacting with $N_2$?

Sodium carbonate can be manufactured by Solvay's process,but potassium carbonate cannot be prepared by this method because:

$STATEMENT-1$: Alkali metals dissolve in liquid ammonia to give a blue solution because
$STATEMENT-2$: Alkali metals in liquid ammonia give solvated species of the type $[M(NH_3)_n]^{+}$ ($M=$ alkali metals).