Peroxomonosulfate

Peroxomonosulfate
Names
	Other names Persulfate
Identifiers
CAS Number	22047-43-4;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:29288;
ChemSpider	140599;
Gmelin Reference	101038
	InChI InChI=1S/H2O5S/c1-5-6(2,3)4/h1H,(H,2,3,4)/p-2 Key: FHHJDRFHHWUPDG-UHFFFAOYSA-L;
	SMILES [O-]OS(=O)(=O)[O-];
Properties
Chemical formula	O5S−2
Molar mass	112.06 g·mol−1
Conjugate acid	Peroxymonosulfuric acid
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

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.

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

Compounds containing peroxomonosulfate

References

^ Ambiguous—see persulfate
^ 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.

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[1] Ambiguous—see persulfate

[2] 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.

[1]

Compounds containing peroxomonosulfate

See also

References