Europium(II) bromide

Europium(II) bromide

Names
IUPAC name Europiumdibromide
Identifiers
CAS Number	13780-48-8
3D model (JSmol)	Interactive image
ChemSpider	123117
ECHA InfoCard	100.206.203
PubChem CID	53249294
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[1]
Appearance	White Crystalline Solid
Structure
Crystal structure	[SiBr2] structure
Coordination geometry	Mixed 8 and 7
Hazards
GHS pictograms
GHS signal word	Warning
GHS hazard statements	H315, H319[1]
GHS precautionary statements	P305+351+338[1]P264, P280, P302, P352, P321, P332, P313, P337, P362[2]
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,^[3] and odorless.^[4] Europium dibromide is hygroscopic.^[5]

Reactions

Europium(II) bromide is known to be involved in three reactions:^[6]

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

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

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

References