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Names | |
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IUPAC name
Promethium(III) bromide
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Identifiers | |
3D model (
JSmol)
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ChemSpider | |
EC Number |
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PubChem
CID
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Properties | |
PmBr3 | |
Molar mass | 385 |
Appearance | Red solid [1] |
Melting point | 624 [1] |
Related compounds | |
Other
anions
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Promethium(III) fluoride Promethium(III) chloride Promethium(III) iodide |
Other
cations
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Neodymium(III) bromide Samarium(III) bromide |
Except where otherwise noted, data are given for materials in their
standard state (at 25 °C [77 °F], 100 kPa).
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Promethium(III) bromide is an inorganic compound, with the chemical formula of PmBr3. It is radioactive salt. It is a crystal of the hexagonal crystal system, with the space group of P63/mc (No. 176).
Promethium(III) bromide can be obtained by reacting hydrogen bromide and promethium(III) oxide: [2]
Promethium(III) bromide hydrate cannot be heated to form its anhydrous form. Instead it decomposes in water to form promethium oxybromide: [3]