Samarium (II) fluoride
Crystal structure | |||||||
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__ Sm 2+ __ F - | |||||||
General | |||||||
Surname | Samarium (II) fluoride | ||||||
other names |
Samarium difluoride |
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Ratio formula | SmF 2 | ||||||
Brief description |
purple to black solid |
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External identifiers / databases | |||||||
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properties | |||||||
Molar mass | 188.35 g mol −1 | ||||||
Physical state |
firmly |
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density |
6.16 g cm −3 |
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Melting point |
1417 ° C |
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boiling point |
> 2400 ° C |
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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 . |
Samarium (II) fluoride is an inorganic chemical compound of samarium from the group of fluorides .
Extraction and presentation
Samarium (II) fluoride can be obtained by reacting samarium (III) fluoride with samarium or hydrogen .
properties
Samarium (II) fluoride is a purple to black solid. It has a crystal structure of the cubic calcium fluoride type.
Individual evidence
- ↑ a b c d Jean d'Ans, Ellen Lax, Roger Blachnik: Pocket book for chemists and physicists . Springer DE, 1998, ISBN 3-642-58842-5 , pp. 734 ( limited preview in Google Book search).
- ↑ a b c d e Georg Brauer (Ed.), With the collaboration of Marianne Baudler u. a .: Handbook of Preparative Inorganic Chemistry. 3rd, revised edition. Volume I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6 , p. 255.
- ↑ This substance has either not yet been classified with regard to its hazardousness or a reliable and citable source has not yet been found.