Quartz is a crystalline variety of

  • A
    Silicon carbide
  • B
    Sodium silicate
  • C
    Silica
  • D
    Silicon

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Similar Questions

Glass is

Molecules/ions and their magnetic properties are given below.
Molecule/ion Magnetic property
$(i). C_6H_6$ $(1).$ Antiferromagnetic
$(ii). CrO_2$ $(2).$ Ferrimagnetic
$(iii). MnO$ $(3).$ Ferromagnetic
$(iv). Fe_3O_4$ $(4).$ Paramagnetic
$(v). Fe^{3+}$ $(5).$ Diamagnetic

The correctly matched pairs are:

Which of the following elements has the smallest energy gap?

Which of the following exists as covalent crystals in the solid state?

Which of the following is an amorphous solid?

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