Beryllium bromide
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Beryllium bromide | |
---|---|
IUPAC name | Beryllium bromide |
Identifiers | |
CAS number | [7787-46-4] |
Properties | |
Molecular formula | BeBr2 |
Molar mass | 168.820 g/mol |
Appearance | colorless white crystals |
Density | 3.465 g/cm³, solid |
Melting point |
508°C (473°C sublimes) |
Boiling point |
520°C[1] |
Solubility in water | Highly[1] |
Solubility in ethanol | Soluble[2] |
Structure | |
Crystal structure | Orthorhombic |
Hazards | |
Main hazards | see Berylliosis |
Related compounds | |
Other anions | Beryllium fluoride Beryllium chloride Beryllium iodide |
Other cations | Magnesium bromide Calcium bromide |
Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa) Infobox disclaimer and references |
Beryllium bromide is the chemical compound with the formula BeBr2. It is very hygroscopic and dissolves well in water.
[edit] Reactions
Beryllium bromide can be prepared by reacting beryllium metal with elemental bromine at temperatures of 500°C to 700°C[1]:
Beryllium bromide is also formed when beryllium oxide with hydrobromic acid (in aqueous solution) or hydrogen bromide (in the gas phase) [2]:
[edit] References
- ^ a b c Perry, Dale L. & Phillips, Sidney L., Handbook of Inorganic Compounds, CRC Press, pp. 61-62, ISBN 0849386713, <http://books.google.com/books?id=0fT4wfhF1AsC&pg=PA61&dq=%22beryllium+bromide%22+properties&as_brr=3&sig=NDf7PmjoOd80k5IHspIoSFa2sWI#PPA61,M1>. Retrieved on 2007-12-10
- ^ a b Parsons, Charles Lathrop, written at Easton, Pa., The Chemistry and Literature of Beryllium, Chemical Publishing, pp. 21-22, <http://books.google.com/books?id=7MxAAAAAIAAJ&pg=PA21&dq=%22beryllium+bromide%22&as_brr=3#PPA21,M1>. Retrieved on 2007-12-10