Potassium ferrate

Potassium ferrate.
Names
	IUPAC name Potassium ferrate(VI)
	Other names Potassium ferrate; Dipotassium ferrate
Identifiers
CAS Number	39469-86-8;
3D model (JSmol)	Interactive image;
PubChem CID	53493006;
	InChI InChI=1S/Fe.2K.4O/q+6;2+1;4-2 Key: REKHNDAXGYXSBT-UHFFFAOYSA-N;
	SMILES [K+].[K+].[O-][Fe]([O-])(=O)=O;
Properties
Chemical formula	K2FeO4
Molar mass	198.0392 g/mol
Appearance	Dark purple solid
Density	2.829 g/cm3
Melting point	>198 °C (decomposes)
Solubility in water	soluble in 1M KOH
Solubility in other solvents	reacts with most solvents
Structure
Crystal structure	K2SO4 motif
Coordination geometry	Tetrahedral
Dipole moment	0 D
Hazards
	Occupational safety and health (OHS/OSH):
Main hazards	Oxidizer
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H272
Precautionary statements	P210, P220, P221, P280, P370+P378, P501
Flash point	non-combustible
Related compounds
Other anions	K2MnO4; K2CrO4; K2RuO4
Other cations	BaFeO4; Na2FeO4
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Potassium ferrate is an inorganic compound with the formula K₂FeO₄. It is the potassium salt of ferric acid. Potassium ferrate is a powerful oxidizing agent with applications in green chemistry, organic synthesis, and cathode technology.

Names


IUPAC name Potassium ferrate(VI)
Other names Potassium ferrate Dipotassium ferrate
Identifiers
CAS Number	39469-86-8
3D model (JSmol)	Interactive image
PubChem CID	53493006
InChI InChI=1S/Fe.2K.4O/q+6;2+1;4-2 Key: REKHNDAXGYXSBT-UHFFFAOYSA-N
SMILES [K+].[K+].[O-][Fe]([O-])(=O)=O
Properties
Chemical formula	K₂FeO₄
Molar mass	198.0392 g/mol
Appearance	Dark purple solid
Density	2.829 g/cm³
Melting point	>198 °C (decomposes)
Solubility in water	soluble in 1M KOH
Solubility in other solvents	reacts with most solvents
Structure
Crystal structure	K₂SO₄ motif
Coordination geometry	Tetrahedral
Dipole moment	0 D
Hazards
Occupational safety and health (OHS/OSH):
Main hazards	Oxidizer
GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H272
Precautionary statements	P210, P220, P221, P280, P370+P378, P501
Flash point	non-combustible
Related compounds
Other anions	K₂MnO₄ K₂CrO₄ K₂RuO₄
Other cations	BaFeO₄ Na₂FeO₄
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Y verify (what is ^YN ?) Infobox references