Ferrocianuro de potasio

K₄[Fe(CN)₆]

IUPAC: Potassium hexacyanoferrate(II)

CAS: 13943-58-3

Descripción general

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.

Composición

Elemento Símbolo Átomos Masa atómica
Carbono C 6 12,0110
Nitrógeno N 6 14,0070
Potasio K 4 39,0980
Hierro Fe 1 55,8450

Composición elemental

C
Carbono ×6
19,6%
N
Nitrógeno ×6
22,8%
K
Potasio ×4
42,5%
Fe
Hierro ×1
15,2%

Usos

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

Datos curiosos

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

Seguridad

  • ⚠ Low toxicity
  • ⚠ Releases HCN with strong acid

Estructura

SMILES

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

Propiedades

Tipo
inorganic
Estado
solid
Masa molar
368,35 g/mol
Densidad
1,8530 g/cm³
Solubilidad
289 g/L at 20°C

Descriptores moleculares

Masa exacta
367,8082
TPSA
143,0 Ų
Donadores de enlace de hidrógeno
0
Aceptores de enlace de hidrógeno
12
Enlaces rotables
0
Átomos pesados
17
Complejidad
127,0

Compuestos relacionados

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GaAs

Arsina

AsH₃

Borohidruro de sodio

NaBH₄

Borohidruro de sodio en NaOH

NaBH₄/NaOH

Carbonilo de níquel

Ni(CO)₄

Carburo de calcio

CaC₂

Carburo de silicio

SiC

Carburo de wolframio

WC

Cemento de aluminato de calcio

CaO·Al₂O₃

Cianuro de potasio

KCN

Frequently Asked Questions

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