Solid phase
Official name
Potassium tetrachloroplatinate
Secondary names
Potassium chloroplatinite; Platinous potassium chloride; Potassium tetrachloroplatinite
CAS number
10025-99-7
Type
Family
ionic solid
Class
normal salt
Compound type
chloride
Chemical composition
Formula
K2+⋅(PtCl4)2−
Chemical formula
K2PtCl4
Elemental formula
(K+)2 Pt Cl4
Isotope mixture type
terrestrial abundance
6.0
  Formula Name Family Number min-max Mole fraction Isotope mole fraction State Relevance
K+ Potassium(1+) cation element 2 0.6666666666666666 1 constituent cation main
PtCl42− Tetrachloroplatinate ion molecule 1 0.3333333333333333 1 molecular ion main
Chemical bonds
  Bond Number
K+⋅Cl− 2
−Pt−Cl 4
Class
normal salts (07)
Type
simple normal salts (07.01)
Phase type
crystalline
Molar mass
415.09 g/mol
Density
3.38 g/cm3
State NTP
solid
Phase transitions
Phase transition type Other phases Temperature - Pressure
solid-liquid liquid 265°C (538 K) @1 bar
Pure color
red
Color
reddish orange
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