Peroxomonosulfate

The peroxomonosulfate ion, SO²⁻
₅, is a sulfur oxoanion. It is sometimes referred to as the persulfate ion, but this term also refers to the peroxydisulfate ion, S
₂O²⁻
₈.

A Ball-and-stick model of the peroxomonosulfate anion

The structure of the peroxomonosulfate anion

Its other IUPAC names are sulfuroperoxoate and trioxidoperoxidosulfate(2−).[1]

Compounds containing peroxomonosulfate

• Na₂SO₅
• KHSO₅

See also

• Peroxymonosulfuric acid

References

1. International Union of Pure and Applied Chemistry (2005). Nomenclature of Inorganic Chemistry (IUPAC Recommendations 2005). Cambridge (UK): RSC–IUPAC. ISBN 0-85404-438-8. pp. 139,328. Electronic version.