Bismuth subbromide
Crystal structure | |||||||
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__ Bi __ Br | |||||||
General | |||||||
Surname | Bismuth subbromide | ||||||
other names |
Dodecabism mother tetradecabromide |
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Ratio formula | Bi 6 Br 7 | ||||||
Brief description |
black solid |
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External identifiers / databases | |||||||
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properties | |||||||
Molar mass | 1813.25 g mol −1 | ||||||
Physical state |
firmly |
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density |
7.25 g cm −3 |
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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 . |
Bismuth subbromide is a chemical compound from the bromide group . In addition to this, two other bismuth bromides are known: bismuth (I) bromide and bismuth (III) bromide .
Extraction and presentation
Bismuth subbromide can be obtained by reacting bismuth with bismuth (III) bromide at 272 ° C. The compound was first synthesized in 1978 by Heike von Benda.
properties
Bismuth subbromide is a black solid with needle-shaped crystals. It has an orthorhombic crystal structure with the space group Pnnm (space group no. 58) .
Individual evidence
- ↑ a b c d e Matthias F. Groh, Ulrike Müller, Ejaz Ahmed, Alexander Rothenberger, Michael Ruck: Substitution of Conventional High-temperature Syntheses of Inorganic Compounds by Near-room-temperature Syntheses in Ionic Liquids. In: Zeitschrift für Naturforschung B. 68, 2013, doi : 10.5560 / ZNB.2013-3141 .
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.
- ^ RA Mackay, W. Henderson: Introduction to Modern Inorganic Chemistry, 6th edition . CRC Press, 2002, ISBN 978-0-7487-6420-4 , pp. 469 ( limited preview in Google Book search).
- ↑ Daniel Cubicciotti: Thermodynamic properties of bismuth (I) bromide and bismuth (III) bromide. In: Inorganic Chemistry. 7, 1968, p. 208, doi : 10.1021 / ic50060a005 .
- ↑ Heike von Benda, Arndt Simon, Wolfgang Bauhofer: On the knowledge of BiBr and BiBr 1,167 . In: Journal of Inorganic and General Chemistry. 438, 1978, p. 53, doi : 10.1002 / zaac.19784380105 .