Europium (III) bromide
Crystal structure | ||||||||||
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__ Eu 3+ __ Br - | ||||||||||
Crystal system | ||||||||||
Space group |
Ccmm (No. 63, position 2) |
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General | ||||||||||
Surname | Europium (III) bromide | |||||||||
other names |
Europium tribromide |
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Ratio formula | EuBr 3 | |||||||||
Brief description |
light gray solid |
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External identifiers / databases | ||||||||||
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properties | ||||||||||
Molar mass | 391.68 g mol −1 | |||||||||
Physical state |
firmly |
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Melting point |
> 702 ° C |
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solubility |
soluble in water |
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safety instructions | ||||||||||
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As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Europium (III) bromide is an inorganic chemical compound of europium from the group of bromides .
Extraction and presentation
Europium (III) bromide can be obtained by reacting europium with hydrogen bromide .
Europium (III) bromide hydrate can be converted into the anhydrate by dehydration with ammonium bromide .
properties
Europium (III) bromide is a light gray, strongly hygroscopic solid with a crystal structure of the plutonium (III) bromide type.
use
Europium (II) bromide can be obtained by reduction with hydrogen at 350 ° C.
Individual evidence
- ↑ a b c d Georg Brauer (Ed.), With the collaboration of Marianne Baudler a . a .: Handbook of Preparative Inorganic Chemistry. 3rd, revised edition. Volume I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6 , p. 1077.
- ↑ a b c d data sheet Europium (III) bromide hydrate, ≥99.99% trace metals basis from Sigma-Aldrich , accessed on April 24, 2014 ( PDF ).
- ^ William M. Haynes: CRC Handbook of Chemistry and Physics, 93rd Edition . CRC Press, 2012, ISBN 1-4398-8049-2 , pp. 63 ( limited preview in Google Book search).
- ↑ Georg Brauer (Ed.), With the collaboration of Marianne Baudler a . a .: Handbook of Preparative Inorganic Chemistry. 3rd, revised edition. Volume I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6 , p. 1081.