Inorganic graphite is

What is added to borax to obtain boric acid?

Identify the correct statements about Boron.
$I.$ It has a high melting point.
$II.$ It has a high density.
$III.$ It has high electrical conductivity.
$IV.$ The $^{10}B$ isotope of it has a high ability to absorb neutrons.

Boron halides behave as Lewis acids because of their nature.

Aluminium $(III)$ chloride forms a dimer because aluminium

The reason for the polymeric nature of boric acid is .....