Americium(III) chloride
| Names | |
|---|---|
| IUPAC name
Americium(III) chloride | |
| Systematic IUPAC name
Americium(3+) chloride | |
| Other names
Americium chloride Americium trichloride | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
PubChem CID |
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| Properties | |
| AmCl3 | |
| Molar mass | 349 g·mol−1 |
| Appearance | Light red, opaque crystals |
| Density | 5.87 g cm−3 |
| Melting point | 715 °C (1,319 °F; 988 K) |
| Boiling point | 850 °C (1,560 °F; 1,120 K) |
| Structure | |
| hexagonal (UCl3 type), hP8 | |
| P63/m, No. 176 | |
| Tricapped trigonal prismatic (nine-coordinate) | |
| Related compounds | |
Other anions |
Americium(III) fluoride Americium(III) bromide Americium(III) iodide |
Other cations |
Plutonium(III) chloride Curium(III) chloride Europium(III) chloride |
| Americium(II) chloride | |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
Americium(III) chloride or americium trichloride is the chemical compound composed of americium and chlorine with the formula AmCl3. This salt forms pink hexagonal crystals. In the solid state each americium atom has nine chlorine atoms as near neighbours, at approximately the same distance, in a tricapped trigonal prismatic configuration.
The hexahydrate has a monocline crystal structure with: a = 970.2 pm, b = 656.7 pm and c = 800.9 pm; β = 93° 37'; space group: P2/n.