MCQ
Ammonia is liberated in the reaction of
- A$Mg_3N_2 + H_2O$
- B$NaNO_3 + Zn + NaOH$
- C$CaNCN + H_2O$
- ✓All of these
$\mathrm{NaNO}_{3}+4 \mathrm{Zn}+7 \mathrm{NaOH} \rightarrow$ $4 \mathrm{Na}_{2} \mathrm{ZnO}_{2}+\mathrm{NH}_{3}+2 \mathrm{H}_{2} \mathrm{O}$
$\mathrm{CaNCN}+3 \mathrm{H}_{2} \mathrm{O} \rightarrow \mathrm{CaCO}_{3}+2 \mathrm{NH}_{3}$
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$(I)$ $NI_3$ $(II)$ $I_3^-$
$(III)$ $SO_3^{-2}$ $(IV)$ $NO_3^-$
$W + {O_2}\, \rightleftharpoons X$
$X + {H_2O}\, \rightleftharpoons Y + W$
correct statement is