Chromium(II) bromide
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| Names | |
|---|---|
| IUPAC name
Chromium(II) bromide
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| Other names
Chromium dibromide, Chromium bromide, Chromous bromide
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| Identifiers | |
| 10049-25-9 | |
| ChemSpider | 9249842 |
| Jmol 3D model | Interactive image |
| PubChem | 21908600 |
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| Properties | |
| CrBr2 | |
| Molar mass | 211.80 g·mol−1 |
| Appearance | White crystalline solid; yellow when heated, oxidizes in moist air, stable in dry air[1] |
| Density | 4.236 g/cm3[1] |
| Melting point | 842 °C (1,548 °F; 1,115 K)[1] |
| soluble, exothermal blue solution[1] | |
| Structure | |
| monoclinic[1] | |
| Vapor pressure | {{{value}}} |
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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| Infobox references | |
Chromium(II) bromide is an inorganic compound with the chemical formula CrBr2.
Synthesis
CrBr3 is reduced to CrBr2 by exposing CrBr3 to hydrogen gas for 6–10 hours at 350-400 °C, yielding CrBr2 and hydrobromic acid.[2]
References
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