Solid phase
Official name
Potassium hexacyanocobaltate
Secondary names
Potassium cobalticyanide; Potassium cobaltic cyanide; Potassium hexacyanocobaltate(3-); tripotassium;cobalt(3+);hexacyanide; Tripotassium hexacyanocobaltate(3-)
CAS number
13963-58-1
Type
Family
ionic solid
Class
alkali salt
Compound type
cyanide
Chemical composition
Formula
$(K^+)_3Co^{3+} \cdot (CN^-)_6$
Chemical formula
K3Co(CN)6
Elemental formula
(Co3+) (K+)3 (C-)6 N12
Isotope mixture type
terrestrial abundance
20.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
$Co^{3+}$ Cobaltic cation element 1 0.1 1 constituent cation main
$K^+$ Potassium(1+) cation element 3 0.3 1 constituent cation main
$CN^{-}$ Cyanide ion molecule 6 0.6 1 constituent anion main
Chemical functions
  Function Number
$N \equiv C^-$ 1
Chemical bonds
  Bond Number
$\cdot \cdot Co^{3+} \cdot C^{-}\equiv$ 3
$K^+ \cdot C^- \equiv$ 3
$N \equiv C^-$ 1
Class
alkali salts (06)
Type
double alkali salts (06.02)
Phase type
crystalline
Molar mass
332.33 $g/mol$
Density
1.906 $g/cm^3$
State NTP
solid
Color
slightly yellow to light brown
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