Chemistry - Complete P-block Question with Solution | TestHub

Diborane,${\mathrm{B}}_2{\mathrm{H}}_6$, is a compound having 3c-2e and 2c-2e bonds.
${\text{B}}_{\text{2}}{\text{H}}_{\text{6}}\text{+}{\text{2NH}}_{\text{3}}\stackrel{\text{low}\text{temp}\text{.}}{\to }{\text{B}}_{\text{2}}{\text{H}}_{\text{6}}\cdot {\text{2NH}}_{\text{3}}\stackrel{\text{200}{}^{\text{ο}}\text{C}}{\to }\underset{\text{Y}}{{\text{B}}_{\text{3}}{\text{N}}_{\text{3}}{\text{H}}_{\text{6}}}$
(Y) has structure similar to benzene. It is called inorganic benzene.
${\text{B}}_{\text{2}}{\text{H}}_{\text{6}}\text{+}{\text{NH}}_{\text{3}}\stackrel{\text{high}\text{temp}\text{.}}{\to }\underset{\text{Z}}{{\text{(BN)}}_{\text{x}}}$.
(Z) is called inorganic graphite and is a hard substance.