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Gadolinium(III) bromide is a crystalline compound of gadolinium atoms and three bromine atoms. This salt is hygroscopic.
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| IUPAC name
Gadolinium(III) bromide
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| Other names
Gadolinium tribromide
Gadolinium bromide | |
| Identifiers | |
3D model (JSmol)
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| ECHA InfoCard | 100.034.072 |
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| GdBr3 | |
| Molar mass | 396.96g[1] |
| Density | 2.844 g/cm3< |
| Melting point | 770 °C (1,420 °F; 1,040 K)[1] |
| Boiling point | 1,455 °C (2,651 °F; 1,728 K) |
| Soluble[2] | |
| Solubility | Also soluble in THF, 1,2-Diethoxyethane, p-dioxane, and alkyl amine.[2] |
| Hazards | |
| GHS labelling: | |
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| Warning | |
| H315, H319, H335[1] | |
| P261, P305+P351+P338[1] | |
| Related compounds | |
Other anions
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Gadolinium(III) fluoride Gadolinium(III) chloride |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Preparation
editGadolinium(III) bromide can be obtained by the reaction between gadolinium and hydrobromic acid:[3]
The anhydrous form can be obtained by heating the hydrate with ammonium bromide.[3]
References
edit- ^ a b c d "Gadolinium(III) bromide anhydrous, powder, 99.99% trace rare earth metals basis | Sigma-Aldrich". www.sigmaaldrich.com. Retrieved 21 December 2016.
- ^ a b "13818-75-2 - Gadolinium(III) bromide, ultra dry, 99.99% (metals basis) - 43673 - Alfa Aesar". www.alfa.com. Retrieved 21 December 2016.
- ^ a b Georg Brauer (Hrsg.), unter Mitarbeit von Marianne Baudler u. a.: Handbuch der Präparativen Anorganischen Chemie. 3., umgearbeitete Auflage. Band I, Ferdinand Enke, Stuttgart 1975, ISBN 3-432-02328-6, S. 1077.