Silver permanganate

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Silver permanganate
Silver permanganate.png
Identifiers
CAS number 7783-98-4
PubChem 11424678
ChemSpider 9599554
EC number 232-040-1
Jmol-3D images Image 1
Properties
Molecular formula AgMnO4
Molar mass 226.804 g/mol
Appearance purple crystals or gray powder
Density 4.27 g/cm3
Melting point 160 °C (320 °F; 433 K) (decomposes)
Solubility in water 0.55 g/100 mL (0 °C)
1.69 g/100 mL (30 °C)
Structure
Crystal structure monoclinic
Except where noted otherwise, data are given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
Infobox references

Silver permanganate is an inorganic compound with the chemical formula AgMnO4. It is a purple crystal adopting monoclinic crystal system.[1] It decomposes when heated or mixed with water, and heating to high temperature may lead to explosion. The compound is used in gas masks.

Production[edit]

It can be produced through the reaction of silver nitrate and potassium permanganate:[2]

AgNO
3
+ KMnO
4
AgMnO
4
+ KNO
3

References[edit]

  1. ^ Boonstra, E. G. (14 August 1968). "The crystal structure of silver permanganate". Acta Crystallographica Section B Structural Crystallography and Crystal Chemistry 24 (8): 1053–1062. doi:10.1107/S0567740868003699. 
  2. ^ Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 0080379419.