Question

Quartz is an example of

• A. chain silicate
• B. infinite sheet silicate
• C. framework silicate
• D. cyclic silicate.

Answer 1

Answer: (C)

framework silicate

Answer 2

Quartz is a covalent crystal having a framework of silicates, i.e., a three dimensional network when all the four oxygen atoms of each of $SiO_4$ tetrahedron are shared.