Samarium compounds: samarium tribromide

samarium symbol icon

The samarium in samarium tribromide formally is in the oxidation state 3.

Crystal structure of samarium tribromide

Samarium tribromide

  • Formula as often written: SmBr3
  • Hill system formula: Br3Sm1
  • CAS registry number: [13759-87-0]
  • Formula weight: 390.072
  • Class: bromide

Synonyms

  • samarium tribromide
  • samarium(III) bromide
  • samarium bromide

Physical properties

  • Colour: yellow
  • Appearance: crystalline solid
  • Melting point: 640°C; 664°C
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in samarium tribromide
Element %
Br 61.45
Sm 38.55

Synthesis

Not available

Solid state structure

  • Geometry of samarium: 8 coordinate: bicapped trigonal prismatic
  • Prototypical structure:

Crystal structure of samarium tribromide

Isotope pattern

What follows is the calculated isotope pattern for the SmBr3 unit with the most intense ion set to 100%.

Formula: Sm1Br3

mass  %
381   2.1 _
382 0.0
383 6.1 ___
384 10.1 _____
385 13.5 _______
386 38.7 ___________________
387 29.0 ______________
388 55.7 ____________________________
389 54.0 ___________________________
390 35.6 __________________
391 88.7 ____________________________________________
392 8.5 ____
393 100.0 __________________________________________________
394 0.0
395 59.8 ______________________________
396 0.0
397 14.0 _______

References

The data on these compounds pages are assembled and adapted from the primary literature and several other sources including the following.

  • R.T. Sanderson in Chemical Periodicity, Reinhold, New York, USA, 1960.
  • N.N. Greenwood and A. Earnshaw in Chemistry of the Elements, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in Advanced Inorganic Chemistry, John Wiley & Sons, 1999.
  • A.F. Trotman-Dickenson, (ed.) in Comprehensive Inorganic Chemistry, Pergamon, Oxford, UK, 1973.
  • R.W.G. Wyckoff, in Crystal Structures, volume 1, Interscience, John Wiley & Sons, 1963.
  • A.R.West in Basic solid state chemistry Chemistry, John Wiley & Sons, 1999.
  • A.F. Wells in Structural inorganic chemistry, 4th edition, Oxford, UK, 1975.
  • J.D.H. Donnay, (ed.) in Crystal data determinative tables, ACA monograph number 5, American Crystallographic Association, USA, 1963.
  • D.R. Lide, (ed.) in Chemical Rubber Company handbook of chemistry and physics, CRC Press, Boca Raton, Florida, USA, 77th edition, 1996.
  • J.W. Mellor in A comprehensive treatise on inorganic and theoretical chemistry, volumes 1-16, Longmans, London, UK, 1922-1937.
  • J.E. Macintyre (ed.) in Dictionary of inorganic compounds, volumes 1-3, Chapman & Hall, London, UK, 1992.

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samarium atomic number