Osmium compounds: osmium trichloride

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The osmium in osmium trichloride formally is in the oxidation state 3.

Osmium trichloride

  • Formula as often written: OsCl3
  • Hill system formula: Cl3Os1
  • CAS registry number: [13444-93-4]
  • Formula weight: 296.588
  • Class: chloride

Synonyms

  • osmium trichloride
  • osmium(III) chloride
  • osmium chloride

Physical properties

  • Colour: dark-grey
  • Appearance: crystalline solid
  • Melting point: 450°C (decomposes)
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in osmium trichloride
Element %
Cl 35.86
Os 64.14

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the OsCl3 unit with the most intense ion set to 100%.

Formula: Os1Cl3

mass  %
289   0.0 
290 0.0
291 2.3 _
292 2.3 _
293 21.0 __________
294 25.0 ____________
295 56.3 ____________________________
296 22.6 ___________
297 100.0 __________________________________________________
298 7.1 ____
299 67.9 __________________________________
300 0.7
301 19.1 __________
302 0.0
303 1.9 _

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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