Question

WHY THE CHEMICAL FORMULA OF SULPHUR DIOXIDE IS SO2? the valency of sulfur and oxide is 2, so it should be s2o2 or SO. what is the reason??

Answer 1

Sulphur dioxide is the chemical compound with a formula of SO ₂.

This is a toxic gas with a pungent, irritating smell and the valency of sulphur and oxide is 2. The reason is very simple why the chemical formula of sulphur dioxide is SO2.

This is because Sulphur dioxide is a compound which has one atom of sulphur and two molecules of oxygen.

Answer 2

Explanation:

Sulphur molecular formula is S

Oxygen molecular formula is O2

•: S + O2 = SO2