potassium ferricyanide

Also known as potassium hexacyanoferrate(3-), tripotassium hexacyanoferrate, K3[Fe(CN)6], red prussiate

chemical compound

In the Vinony graph

Vinony's link graph records 264 inbound references to potassium ferricyanide, and connects out to iron(III) oxide, ferric sulfate and iron.

It sits within the topics Chembox having GHS data, Cyano complexes and ECHA InfoCard ID from Wikidata.

Vinony links it to 38 Wikipedia language editions.

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 Å²
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

Sources (4)

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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.