Chemistry - Complete s-block Question with Solution | TestHub

In 1 group only Li forms nitride and all II group metals form nitride.
$\text{3Mg}\text{+}{\text{N}}_{\text{2}}\to {\text{Mg}}_{\text{3}}{\text{N}}_{\text{2}}\stackrel{{\text{H}}_{\text{2}}\text{O}\text{(moist)}}{\to }\text{Mg}{\text{(OH)}}_{\text{2}}\text{+}{\text{NH}}_{\text{3}}$
$\text{3Ca}\text{+}{\text{N}}_{\text{2}}\to {\text{Ca}}_{\text{3}}{\text{N}}_{\text{2}}\stackrel{{\text{H}}_{\text{2}}\text{O}\text{(moist)}}{\to }{\text{Ca(OH)}}_{\text{2}}\text{+}{\text{NH}}_{\text{3}}$
$3\mathrm{L}\mathrm{i}+\frac{1}{2}{\mathrm{N}}_2\to \mathrm{L}{\mathrm{i}}_3\mathrm{N}\stackrel{{\mathrm{H}}_2\mathrm{O}\left(\mathrm{m}\mathrm{o}\mathrm{i}\mathrm{s}\mathrm{t}\right)}{\to }\mathrm{L}\mathrm{i}\mathrm{O}\mathrm{H}+\mathrm{N}{\mathrm{H}}_3$
$\mathrm{N}\mathrm{a}+{\mathrm{N}}_2\to$no reaction.