Potassium Ferricyanide

K₃[Fe(CN)₆]

IUPAC: Potassium hexacyanoferrate(III)

CAS: 13746-66-2

Übersicht

Potassium ferricyanide is a bright red salt used in blueprint photography, electroplating, and as a mild oxidizing agent. Despite containing cyanide groups, it is relatively non-toxic.

Zusammensetzung

Element Symbol Atome Atommasse
Carbon C 6 12,0110
Nitrogen N 6 14,0070
Potassium K 3 39,0980
Iron Fe 1 55,8450

Elementare Zusammensetzung

C
Carbon ×6
21,9%
N
Nitrogen ×6
25,5%
K
Potassium ×3
35,6%
Fe
Iron ×1
17,0%

Verwendung

  • • Blueprint making
  • • Electroplating
  • • Prussian blue synthesis
  • • Iron staining in histology

Wissenswertes

  • ✦ The deep blue pigment Prussian blue is made from this compound, accidentally discovered in 1706

Sicherheit

  • ⚠ Low toxicity despite CN groups
  • ⚠ Releases HCN with strong acid

Structure

SMILES

[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[K+].[K+].[K+].[Fe+3]

Eigenschaften

Typ
inorganic
Zustand
solid
Molmasse
329,25 g/mol
Dichte
1,8900 g/cm³
Löslichkeit
464 g/L at 20°C

Molecular Descriptors

Exact Mass
328,8445
TPSA
143,0 Ų
H-Bond Donors
0
H-Bond Acceptors
12
Rotatable Bonds
0
Heavy Atoms
16
Complexity
127,0

Verwandte Verbindungen

Arsine

AsH₃

Barium Ferrite

BaFe₁₂O₁₉

Calcium Aluminate Cement

CaO·Al₂O₃

Aluminum Nitride

AlN

Ammonium Persulfate

(NH₄)₂S₂O₈

Calcium Hydride

CaH₂

Xenon Difluoride

XeF₂

Magnesium Silicate

Mg₃Si₄O₁₀(OH)₂

Hydroxylamine

NH₃O

Diborane

B₂H₆

Frequently Asked Questions

What is Potassium Ferricyanide?
Potassium Ferricyanide (K₃[Fe(CN)₆]) is a inorganic compound with the IUPAC name Potassium hexacyanoferrate(III).
What is the molecular weight of Potassium Ferricyanide?
Potassium Ferricyanide has a molar mass of 329.25 g/mol.
What state is Potassium Ferricyanide at room temperature?
Potassium Ferricyanide is a solid at room temperature.
Is Potassium Ferricyanide organic or inorganic?
Potassium Ferricyanide is classified as an inorganic compound.
What elements make up Potassium Ferricyanide?
Potassium Ferricyanide (K₃[Fe(CN)₆]) is composed of Carbon (C), Nitrogen (N), Potassium (K), Iron (Fe).