Potassium hexacyanocobaltate | SSHADE

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Solid phase

Official name: Potassium hexacyanocobaltate

Name and identifiers

Secondary names: Potassium cobalticyanide; Potassium cobaltic cyanide; Potassium hexacyanocobaltate(3-); tripotassium;cobalt(3+);hexacyanide; Tripotassium hexacyanocobaltate(3-)
CAS number: 13963-58-1

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 and bonds

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)

Crystallography

Phase type: crystalline

Physical properties

Molar mass: 332.33 $g/mol$
Density: 1.906 $g/cm^3$

Thermodynamical properties

State NTP: solid

Optical properties

Color: slightly yellow to light brown

Links and Publications

Links