Chromium compounds: dichromium tritelluride

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

Crystal structure of dichromium tritelluride

Dichromium tritelluride

  • Formula as often written: Cr2Te3
  • Hill system formula: Cr2Te3
  • CAS registry number: [12053-39-3]
  • Formula weight: 486.792
  • Class: telluride

Synonyms

  • dichromium tritelluride
  • chromium(III) telluride
  • chromium telluride

Physical properties

  • Colour:
  • Appearance: crystalline solid
  • Melting point: 1300°C
  • Boiling point:
  • Density: 7000 kg m-3

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Element analysis

Element percentages for the elements in dichromium tritelluride
Element %
Cr 21.36
Te 78.64

Synthesis

Not available

Solid state structure

  • Geometry of chromium:
  • Prototypical structure:

Crystal structure of dichromium tritelluride

Isotope pattern

What follows is the calculated isotope pattern for the Cr2Te3 unit with the most intense ion set to 100%.

Formula: Cr2Te3

mass  %
470   0.0 
471 0.0
472 0.1
473 0.2
474 0.6
475 0.8
476 2.1 _
477 2.8 _
478 6.3 ___
479 7.3 ____
480 15.8 ________
481 15.9 ________
482 32.6 ________________
483 28.3 ______________
484 56.0 ____________________________
485 40.6 ____________________
486 81.9 _________________________________________
487 42.2 _____________________
488 100.0 __________________________________________________
489 33.2 _________________
490 93.8 _______________________________________________
491 20.0 __________
492 59.6 ______________________________
493 12.5 ______
494 22.2 ___________
495 4.5 __
496 1.3 _
497 0.1
498 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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