Calcium permanganate

Calcium permanganate is an oxidizing agent and chemical compound with the chemical formula Ca(MnO4)2. This salt consists of the metal calcium and two permanganate ions.

Calcium permanganate
Names
IUPAC name
Calcium dipermanganate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.030.280
EC Number
  • 233-322-7
RTECS number
  • EW3860000
UNII
  • InChI=1S/Ca.2Mn.8O/q+2;;;;;;;;;2*-1 Y
    Key: HYSMCTNXSYZEHS-UHFFFAOYSA-N Y
  • InChI=1/Ca.2Mn.8O/q+2;;;;;;;;;2*-1/rCa.2MnO4/c;2*2-1(3,4)5/q+2;2*-1
    Key: HYSMCTNXSYZEHS-KTXORSEZAZ
  • [Ca+2].O=[Mn](=O)(=O)[O-].[O-] [Mn](=O)(=O)=O
Properties
Ca(MnO4)2
Molar mass 277.9493 g/mol
Appearance purple crystals
deliquesent
Density 2.49 g/cm3
Melting point 140 °C (284 °F; 413 K) (decomposes, tetrahydrate)
tetrahydrate:
331 g/100 mL (14 °C)
338 g/100 mL (25 °C)
Solubility soluble in ammonium hydroxide
decomposes in alcohol
Related compounds
Other cations
 Sodium permanganate
Ammonium permanganate
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
N verify (what is YN ?)
Infobox references
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