Europium(III) bromide

Europium(III) bromide
Names
IUPAC name
Europium(III) bromide
Identifiers
CAS Number
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.033.939
EC Number
  • 237-349-5
PubChem CID
CompTox Dashboard (EPA)
InChI
  • InChI=1S/3BrH.Eu/h3*1H;/q;;;+2/p-3
    Key: GJTREPCQBHSSHK-UHFFFAOYSA-K
SMILES
  • [Eu+2].[Br-].[Br-].[Br-]
Properties
Chemical formula
EuBr3
Molar mass 391.68 g[1]
Melting point 702 °C (1,296 °F; 975 K)[1]
Solubility in water
Will dissolve[2]
Thermochemistry
Std molar
entropy (S298)
50.7 ± 3[3]
Std enthalpy of
formation fH298)
−186.1 ± 3[3]
Gibbs free energy fG)
−179.3 ± 3[3]
Hazards
GHS labelling:
Pictograms
GHS07: Exclamation mark
Signal word
Warning
Hazard statements
H315, H319, H335[4]
Precautionary statements
P261, P264, P271, P280, P302+P352, P304+P340, P305+P351+P338, P312, P362, P403+P233[4]
NFPA 704 (fire diamond)
NFPA 704 four-colored diamond
0
1
1
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Europium(III) bromide (or europium tribromide) is a crystalline compound, a salt, made of one europium and three bromine atoms.[2] Europium tribromide is a grey powder at room temperature.[2] It is odorless.[5] Europium tribromide is hygroscopic.[6]

Reactions

When vaporized, europium(III) bromide reacts by the equation:

2 EuBr3 → 2 Eu + 3 Br2[3][7]

Europium(III) bromide is also created through the equations:

4 EuBr2 + 4 HBr → 4 EuBr3 + 2 H2[7]

References

  1. ^ a b Elements, American. "Europium(III) Bromide". American Elements. Retrieved 21 December 2016.
  2. ^ a b c Phillips, Sidney L.; Perry, Dale L. (1995). Handbook of inorganic compounds. Boca Raton: CRC Press. p. 159. ISBN 9780849386718.
  3. ^ a b c d Haschke, John M. "The phase equilibria, vaporization behavior, and thermodynamic properties of europium tribromide". University of Michigan. Department of Chemistry, University of Michigan. Retrieved 23 December 2016.
  4. ^ a b "Europium(III) Bromide" (PDF). Prochem. Archived from the original (PDF) on 30 May 2019. Retrieved 21 December 2016.
  5. ^ "Europium(III) bromide hydrate, White crystalline, Reaction, 99.99% (REO)". www.fishersci.com. Retrieved 21 December 2016.
  6. ^ "Europium (III) Bromide | 13759-88-1". www.chemicalbook.com. Retrieved 21 December 2016.
  7. ^ a b "Hydrogen Production Options for Water-Cooled Nuclear Power Plants International Conference on Non-Electric Applications of Nuclear Power" (PDF). Argonne. Retrieved 23 December 2016.