Structure via PubChem · Public domain (PubChem)
potassium ferricyanide
Sign in to saveAlso known as potassium hexacyanoferrate(3-), tripotassium hexacyanoferrate, K3[Fe(CN)6], red prussiate
chemical compound
Chemical data
- Formula
- C6FeK3N6
- Molecular weight
- 329.24 g/mol
- IUPAC name
- tripotassium;iron(3+);hexacyanide
- SMILES
- [C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[K+].[K+].[K+].[Fe+3]
- InChIKey
- BYGOPQKDHGXNCD-UHFFFAOYSA-N
- Polar surface area
- 143 Ų
- H-bond donors
- 0
- H-bond acceptors
- 12
- Formal charge
- 0
via PubChem
Wikidata facts
- Has part
- carbon
- Mass
- 328.844513
- Image
- Potassium hexacyanoferrate III.JPG
Show 6 more facts
- Commons category
- Potassium hexacyanidoferrate(III)
- canonical SMILES
- [C]#N.[C]#N.[C]#N.[C]#N.[C]#N.[C]#N.[Fe-3].[K+].[K+].[K+]
- chemical formula
- C₆FeK₃N₆
- density
- 1.845
- different from
- potassium hexacyanidoferrate(II)
- safety classification and labelling
- Regulation (EC) No. 1272/2008
via Wikidata · CC0
~6 min read
Encyclopedic overview
Potassium ferricyanide when milled has lighter color Potassium ferricyanide is the chemical compound with the formula K3[Fe(CN)6]. This bright red salt contains the octahedrally coordinated [Fe(CN)6] ion. It is soluble in water and its solution shows some green-yellow fluorescence. It was discovered in 1822 by Leopold Gmelin.
Preparation
Excerpted from Wikipedia’s “potassium ferricyanide” article, available under the CC BY-SA 4.0 licence.