Chromium compounds: dichromium trisulphide

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The chromium in dichromium trisulphide formally is in the oxidation state 3.

Crystal structure of dichromium trisulphide

Dichromium trisulphide

  • Formula as often written: Cr2S3
  • Hill system formula: Cr2S3
  • CAS registry number: [12018-22-3]
  • Formula weight: 200.19
  • Class: sulphide

Synonyms

  • dichromium trisulphide
  • chromium(III) sulphide
  • chromium sulfide
  • chromium sulphide
  • chromium(III) sulfide
  • dichromium trisulfide

Physical properties

  • Colour: brown-black
  • Appearance: crystalline solid
  • Melting point:
  • Boiling point:
  • Density: 3800 kg m-3

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Element analysis

Element percentages for the elements in dichromium trisulphide
Element %
Cr 51.95
S 48.05

Synthesis

Not available

Solid state structure

  • Geometry of chromium:
  • Prototypical structure:

Crystal structure of dichromium trisulphide

Isotope pattern

What follows is the calculated isotope pattern for the Cr2S3 unit with the most intense ion set to 100%.

Formula: Cr2S3

mass  %
196   0.3 
197 0.0
198 10.2 _____
199 1.4 _
200 100.0 __________________________________________________
201 24.8 ____________
202 20.5 __________
203 4.0 __
204 1.7 _
205 0.3
206 0.1
207 0.0

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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