Ammonium permanganate

Ammonium permanganate
Names
IUPAC name
Ammonium manganate(VII)
Other names
Ammonium permanganate
Identifiers
3D model (JSmol)
ChemSpider
UN number 3085, 1482
  • InChI=1S/Mn.H3N.4O/h;1H3;;;;/q;;;;;-1/p+1 Y
    Key: PASCZIGWJWZUOV-UHFFFAOYSA-O Y
  • InChI=1/Mn.H3N.4O/h;1H3;;;;/q;;;;;-1/p+1/rMnO4.H3N/c2-1(3,4)5;/h;1H3/q-1;/p+1
    Key: PASCZIGWJWZUOV-AGRLYYGXAH
  • [O-][Mn](=O)(=O)=O.[N+]
  • [O-][Mn](=O)(=O)=O.[NH4+]
Properties
NH4MnO4
Molar mass 136.974 g/mol
Appearance rhombic needle crystals or powder with rich violet-brown or dark purple metallic sheen, become steel-gray in storage;
magenta–rose in solution
Density 2.2g/cm3, solid
Melting point decomposes
8.0 g/100 ml at 15 °C
Structure
Orthorhombic
Thermochemistry
J.K−1.mol−1
Hazards
Occupational safety and health (OHS/OSH):
Main hazards
 Oxidant (O), Harmful (Xn), Dangerous for the environment (N)
NFPA 704 (fire diamond)
0
0
3
OX
Safety data sheet (SDS) [ External MSDS]
Related compounds
Other anions
 Ammonium perrhenate
Other cations
 Sodium permanganate; Potassium permanganate
Related compounds
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

Ammonium permanganate is the chemical compound NH4MnO4, or NH3·HMnO4. It is a water soluble, violet-brown or dark purple salt.

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