When a mixture of diborane and ammonia is heated,the final product is:

When $BCl_3$ reacts with water,which of the following substances is formed?

Aluminium reacts with caustic soda to form

Inorganic graphite is:

On the basis of reactions given below identify $X, Y, Z$.
$Boron \xleftarrow{Mg \, or \, Fe} X \xleftarrow{\Delta} B(OH)_3 + \text{Gas-}Z$
$B(OH)_3 \xleftarrow{H_2O} Y \xrightarrow{2NH_3/\Delta} \text{Inorganic benzene}$

Which one of the following is the correct statement?