Ammonium permanganate
| Names | |
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| IUPAC name
Ammonium manganate(VII)
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| Other names
Ammonium permanganate
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
PubChem CID
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| UN number | 3085, 1482 |
CompTox Dashboard (EPA)
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| 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 | |
Std molar
entropy (S⦵298) |
J.K−1.mol−1 |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards
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Oxidant (O), Harmful (Xn), Dangerous for the environment (N) |
| NFPA 704 (fire diamond) | |
| Safety data sheet (SDS) | [ External MSDS] |
| Related compounds | |
Other anions
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Ammonium perrhenate |
Other cations
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Sodium permanganate; Potassium permanganate |
Related compounds
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references
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Ammonium permanganate is the chemical compound NH4MnO4, or NH3·HMnO4. It is a water soluble, violet-brown or dark purple salt.