Gadolinium(III) bromide

Gadolinium(III) bromide  Names

IUPAC name

Gadolinium(III) bromide

Other names

Gadolinium tribromide
Gadolinium bromide

Identifiers

CAS Number

* 13818-75-2

3D model (JSmol)

* Interactive image
* Interactive image

EC Number |

* 237-494-4

PubChem CID

* 24872012

InChI

* InChI=1S/3BrH.Gd/h3*1H;/q;;;+3/p-3

Key: KGOKDPWKDBWITQ-UHFFFAOYSA-K

SMILES

* Br[Gd](Br)Br

* [Br-].[Br-].[Br-].[Gd+3]

Properties

Chemical formula

| 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)

Solubility in water

| Soluble[2]
Solubility | Also soluble in THF, 1,2-Diethoxyethane, p-dioxane, and alkyl amine.[2]
Hazards
GHS pictograms |
GHS Signal word | Warning

GHS hazard statements

| H315, H319, H335[1]

GHS precautionary statements

| P261, P305+351+338[1]
Related compounds

Other anions

| 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).

Infobox references

Gadolinium(III) bromide is a crystalline compound of gadolinium atoms and three bromine atoms. This salt is hygroscopic.

## Preparation

Gadolinium(III) bromide can be obtained by the reaction between gadolinium and hydrobromic acid:[3]

2 Gd+6 HBr⟶2 GdBr3+3 H2

The anhydrous form can be obtained by heating the hydrate with ammonium bromide.[3]

## References

1. ↑ 1.0 1.1 1.2 1.3 "Gadolinium(III) bromide anhydrous, powder, 99.99% trace rare earth metals basis | Sigma-Aldrich". http://www.sigmaaldrich.com/catalog/product/aldrich/485020?lang=en&region=US.
2. ↑ 2.0 2.1 "13818-75-2 - Gadolinium(III) bromide, ultra dry, 99.99% (metals basis) - 43673 - Alfa Aesar". https://www.alfa.com/en/catalog/043673/.
3. ↑ 3.0 3.1 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.

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Gadolinium compounds

Gadolinium(III)|

* GdF3
* GdCl3
* GdBr3
* Gd2O3
* Gd2O2S
* Gd2(SO4)3
* Gd(NO3)3
* Gd2(C2O4)3
* Gd3Ga5O12
* Gd2SiO5

| Organogadolinium(III)|

* Gd(C5H7O2)3

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*[CID]: Compound ID
*[H315]: Causes skin irritation
*[H319]: Causes serious eye irritation
*[H335]: May cause respiratory irritation
*[P261]: Avoid breathing dust/fume/gas/mist/vapours/spray
*[P305+351+338]: IF IN EYES: Rinse continuously with water for several minutes. Remove contact lenses if present and easy to do – continue rinsing
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