Europium(III) bromida

Europium(III) bromida
Nama
Nama IUPAC
Tribromoeuropium
Penanda
Model 3D (JSmol)
3DMet {{{3DMet}}}
Nomor EC
Nomor RTECS {{{value}}}
  • InChI=1S/3BrH.Eu/h3*1H;/q;;;+2/p-3
    Key: GJTREPCQBHSSHK-UHFFFAOYSA-K
  • [Eu+2].[Br-].[Br-].[Br-]
Sifat
EuBr3
Massa molar 391,68 g[1]
Titik lebur 702 °C (1.296 °F; 975 K)[1]
Larut[2]
Termokimia
Entropi molar standar (So) 50,7 ± 3[3]
Entalpi pembentukan standar (ΔfHo) –186,1 ± 3[3]
Energi bebas Gibbs (ΔfG) –179,3 ± 3[3]
Bahaya
Piktogram GHS GHS07: Tanda Seru
Keterangan bahaya GHS {{{value}}}
H315, H319, H335[4]
P261, P264, P271, P280, P302+352, P304+340, P305+351+338, P312, P362, P403+233[4]
Kecuali dinyatakan lain, data di atas berlaku pada suhu dan tekanan standar (25 °C [77 °F], 100 kPa).
Referensi

Europium(III) bromida (atau europium tribromida) adalah sebuah senyawa kristalin, garam, yang terbuat dari satu atom europium dan tiga atom bromin.[2] Europium tribromida merupakan bubuk berwarna abu-abu yang tak memiliki bau pada suhu kamar.[2][5] Senyawa ini bersifat higroskopis.[6]

Reaksi

Ketika diuapkan, europium(III) bromida bereaksi dengan persamaan:

  • 2 EuBr3 → 2 Eu + 3 Br2[3][7]

Europium(III) bromida juga dibuat melalui persamaan:

  • 4 EuBr2+ 4 HBr → 4 EuBr3 + 2 H2[7]

Referensi

  1. ^ a b Elements, American. "Europium(III) Bromide". American Elements. Diakses tanggal 16 Februari 2024. 
  2. ^ a b c Phillips, Sidney L.; Perry, Dale L. (1995). Handbook of inorganic compounds. Boca Raton: CRC Press. hlm. 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. Diakses tanggal 16 Februari 2024. 
  4. ^ a b "Europium(III) Bromide" (PDF). Prochem. Diakses tanggal 16 Februari 2024. 
  5. ^ "Europium(III) bromide hydrate, White crystalline, Reaction, 99.99% (REO)". www.fishersci.com. Diakses tanggal 16 Februari 2024. 
  6. ^ "Europium (III) Bromide | 13759-88-1". www.chemicalbook.com. Diakses tanggal 16 Februari 2024. 
  7. ^ a b "Hydrogen Production Options for Water-Cooled Nuclear Power Plants International Conference on Non-Electric Applications of Nuclear Power" (PDF). Argonne. Diakses tanggal 16 Februari 2024. 

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