Europium(II) bromide

Europium(II) bromide
Names
	IUPAC name Europium(II) bromide
	Other names Europium dibromide
Identifiers
CAS Number	13780-48-8;
3D model (JSmol)	Interactive image;
ChemSpider	123117;
ECHA InfoCard	100.206.203
PubChem CID	53249294;
CompTox Dashboard (EPA)	DTXSID00160315 ;
	InChI InChI=1S/2BrH.Eu/h2*1H;/q;;+2/p-2 Key: PJVPGMOCWCUQHP-UHFFFAOYSA-L;
	SMILES Br[Eu]Br;
Properties
Chemical formula	EuBr2
Molar mass	311.77g
Appearance	White Crystalline Solid
Structure
Crystal structure	SrBr2
Coordination geometry	Mixed 8 and 7
Hazards
	GHS labelling:
Pictograms
Signal word	Warning
Hazard statements	H315, H319
Precautionary statements	P305+P351+P338P264, P280, P302, P313, P321, P332, P337, P352, P362
Related compounds
Other anions	Europium(II) chloride; Europium(II) fluoride
Related compounds	Europium(III) bromide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Europium(II) bromide is a crystalline compound of one europium atom and two bromine atoms. Europium(II) bromide is a white powder at room temperature,^[4] and odorless.^[5] Europium dibromide is hygroscopic.^[6]

Reactions

Europium(II) bromide is known to be involved in three reactions:^[7]

2 EuBr₃ + Eu → 3 EuBr₂ (requires a temperature of 800-900 °C)

2 EuBr₃ → 2 EuBr₂ + Br₂ (requires a temperature of 900-1000 °C)

Eu + HgBr₂ → EuBr₂ + Hg (requires a temperature of 700-800 °C)

References

^ ^a ^b ^c "Europium(II) bromide 99.99% trace metals basis | Sigma-Aldrich". www.sigmaaldrich.com. Retrieved 21 December 2016.
^ Sass, Ronald L.; Brackett, Thomas; Brackett, Elizabeth (December 1963). "The Crystal Structure of Strontium Bromide". The Journal of Physical Chemistry. 67 (12): 2862–2863. doi:10.1021/j100806a516.
^ "MSDS - 751936". www.sigmaaldrich.com. Retrieved 21 December 2016.
^ "Yunnan Titan New Materials Technology Co., Ltd". en.allinorganics.com. Retrieved 21 December 2016.
^ "Europium(II) bromide, White crystalline powder, 99.99% (Metals..." www.fishersci.co.uk. Retrieved 21 December 2016.
^ "Europium(II) bromide, 99.99% (metals basis) | VWR". us.vwr.com. Retrieved 21 December 2016.
^ "CharChem. Br2Eu". easychem.org. Retrieved 21 December 2016.

[Sigmaaldrich-1] "Europium(II) bromide 99.99% trace metals basis | Sigma-Aldrich". www.sigmaaldrich.com. Retrieved 21 December 2016.

[2] Sass, Ronald L.; Brackett, Thomas; Brackett, Elizabeth (December 1963). "The Crystal Structure of Strontium Bromide". The Journal of Physical Chemistry. 67 (12): 2862–2863. doi:10.1021/j100806a516.

[MSDS-3] "MSDS - 751936". www.sigmaaldrich.com. Retrieved 21 December 2016.

[allinorganics-4] "Yunnan Titan New Materials Technology Co., Ltd". en.allinorganics.com. Retrieved 21 December 2016.

[fishersci-5] "Europium(II) bromide, White crystalline powder, 99.99% (Metals..." www.fishersci.co.uk. Retrieved 21 December 2016.

[VWR-6] "Europium(II) bromide, 99.99% (metals basis) | VWR". us.vwr.com. Retrieved 21 December 2016.

[easychem-7] "CharChem. Br2Eu". easychem.org. Retrieved 21 December 2016.

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