32. Quartz is a crystalline variety of (a) Silica (b) Sodium silicate (c) Silicon carbide (d) Silicon

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Dileep Vishwakarma

2 years ago

Quartz is a covalent crystal having a framework of silicates or silica, i.e. a three-dimensional network where all the four oxygen atoms of each of SiO4 tetrahedron are shared.

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