Potassium Ferrocyanide

K₄[Fe(CN)₆]

IUPAC: Potassium hexacyanoferrate(II)

CAS: 13943-58-3

Aperçu

Potassium ferrocyanide is a yellow salt commonly used as an anti-caking agent in table salt (E536). It is much less toxic than simple cyanide salts.

Composition

Élément Symbole Atomes Masse atomique
Carbon C 6 12,0110
Nitrogen N 6 14,0070
Potassium K 4 39,0980
Iron Fe 1 55,8450

Composition élémentaire

C
Carbon ×6
19,6%
N
Nitrogen ×6
22,8%
K
Potassium ×4
42,5%
Fe
Iron ×1
15,2%

Usages

  • • Anti-caking agent (E536)
  • • Wine fining
  • • Blueprint making
  • • Prussian blue synthesis

Le saviez-vous

  • ✦ Added to table salt at ppm levels to prevent clumping, listed as E536 in Europe

Sécurité

  • ⚠ Low toxicity
  • ⚠ Releases HCN with strong acid

Structure

SMILES

[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[K+].[K+].[K+].[K+].[Fe+2]

Propriétés

Type
inorganic
État
solid
Masse molaire
368,35 g/mol
Densité
1,8530 g/cm³
Solubilité
289 g/L at 20°C

Molecular Descriptors

Exact Mass
367,8082
TPSA
143,0 Ų
H-Bond Donors
0
H-Bond Acceptors
12
Rotatable Bonds
0
Heavy Atoms
17
Complexity
127,0

Composés associés

Diborane

B₂H₆

Arsine

AsH₃

Boron Trichloride

BCl₃

Cisplatin

Pt(NH₃)₂Cl₂

Gallium Arsenide

GaAs

Barium Ferrite

BaFe₁₂O₁₉

Barium Titanate

BaTiO₃

Calcium Aluminate Cement

CaO·Al₂O₃

Nitrogen Trifluoride

NF₃

Aluminum Chloride

AlCl₃

Frequently Asked Questions

What is Potassium Ferrocyanide?
Potassium Ferrocyanide (K₄[Fe(CN)₆]) is a inorganic compound with the IUPAC name Potassium hexacyanoferrate(II).
What is the molecular weight of Potassium Ferrocyanide?
Potassium Ferrocyanide has a molar mass of 368.35 g/mol.
What state is Potassium Ferrocyanide at room temperature?
Potassium Ferrocyanide is a solid at room temperature.
Is Potassium Ferrocyanide organic or inorganic?
Potassium Ferrocyanide is classified as an inorganic compound.
What elements make up Potassium Ferrocyanide?
Potassium Ferrocyanide (K₄[Fe(CN)₆]) is composed of Carbon (C), Nitrogen (N), Potassium (K), Iron (Fe).