Gadolinium (III) fluoride
Crystal structure | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
__ Gd 3+ __ F - | |||||||||||||
Crystal system | |||||||||||||
Space group |
Pnma (No. 62) |
||||||||||||
General | |||||||||||||
Surname | Gadolinium (III) fluoride | ||||||||||||
other names |
|
||||||||||||
Ratio formula | GdF 3 | ||||||||||||
Brief description |
white solid |
||||||||||||
External identifiers / databases | |||||||||||||
|
|||||||||||||
properties | |||||||||||||
Molar mass | 214.25 g mol −1 | ||||||||||||
Physical state |
firmly |
||||||||||||
density |
7.0 g cm −3 |
||||||||||||
Melting point |
1231 ° C |
||||||||||||
safety instructions | |||||||||||||
|
|||||||||||||
As far as possible and customary, SI units are used. Unless otherwise noted, the data given apply to standard conditions . |
Gadolinium (III) fluoride is a salt of the rare earth metal gadolinium .
Extraction and presentation
Gadolinium (III) fluoride can be obtained by reacting gadolinium (III) oxide with hydrogen fluoride .
properties
Gadolinium (III) fluoride is a white solid that is insoluble in water. It has an orthorhombic crystal structure with the space group Pnma (space group no. 62) .
use
Gadolinium (III) fluoride is used to manufacture fluoride glasses.
Individual evidence
- ↑ a b c Roger Blachnik (Ed.): Pocket book for chemists and physicists . Volume III: Elements, Inorganic Compounds and Materials, Minerals . founded by Jean d'Ans, Ellen Lax. 4th, revised and revised edition. Springer, Berlin 1998, ISBN 3-540-60035-3 , pp. 468 ( limited preview in Google Book search).
- ↑ a b c d e data sheet Gadolinium (III) fluoride, anhydrous, powder, 99.99% trace metals basis from Sigma-Aldrich , accessed on September 29, 2013 ( PDF ).
- ^ Dale L. Perry: Handbook of Inorganic Compounds, Second Edition . Taylor & Francis US, 2011, ISBN 1-4398-1462-7 , pp. 492 ( 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. 254.