Question

write short note on silicon dioxide

Answer 1

it is also known as silica and is an oxide of silicon with the chemical formula SiO2 and is most commonly found in nature as quartz and in various other organisms.

Answer 2

Hello friend!!
Rajdeep here....

The formula of silicon dioxide is SiO2.
Its common name is silica and it is the main constituent of sand. Silica is an earthly impurity which remains mixed with all types of natural ores. This is called gangue, which needs to be remove by an appropriate flux like calcium carbonate or calcium oxide.