All of the following are covalent network crystals except? a) SiO2 b) Graphite c) Ss d) Diamond

All of the following are covalent network crystals except? a) SiO2 b) Graphite c) Ss d) Diamond

Explanation

Diamond is a covalent network crystal.

It's composed of carbon atoms covalently bonded to each other in a three-dimensional tetrahedral lattice.