Chromium(II) bromide
| Names | |
|---|---|
| IUPAC name
Chromium(II) bromide | |
| Other names
Chromium dibromide, Chromium bromide, Chromous bromide | |
| Identifiers | |
| 10049-25-9 | |
| ChemSpider | 9249842 |
| Jmol interactive 3D | 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] | |
| Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). | |
| 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
- 1 2 3 4 5 Perry, Dale L. (2011). Handbook of Inorganic Compounds, Second Edition. Boca Raton, Florida: CRC Press. p. 120. ISBN 978-1-43981462-8. Retrieved 2014-01-10.
- ↑ Brauer, Georg (1965) [1962]. Handbuch Der Präparativen Anorganischen Chemie [Handbook of Preparative Inorganic Chemistry] (in German) 2. Stuttgart; New York, New York: Ferdinand Enke Verlag; Academic Press, Inc. p. 1341. ISBN 978-0-32316129-9. Retrieved 2014-01-10.
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