`SiO_(2)` is a/an

Oridinary sand (SiO_(2)) is attacked by

Assertion: In the extraction of silicone, by reduction with high purity coke, the SiO_(2) is taken in excess. Reason: Execess of SiO_(2) prevents the formation of the carbide SiC .

SiO_(2) is reacted with XeF_(6) .

Quartz (SiO_2) is an example of

The solid compound SiO_(2) exist in the forms of

The solid compound SiO_(2) exist in the forms of

At room temperature, CO_(2) is a gas while SiO_(2) is a solid because

CO_(2) is a gas while SiO_(2) is a solid. Explain.

At room temperature, CO_(2) is a gas while SiO_(2) is a solid because