Arsenic compounds: diarsenic tritelluride

arsenic symbol icon

The arsenic in diarsenic tritelluride formally is in the oxidation state 3.

Crystal structure of diarsenic tritelluride

Diarsenic tritelluride

  • Formula as often written: As2Te3
  • Hill system formula: As2Te3
  • CAS registry number: [12044-54-1]
  • Formula weight: 532.643
  • Class: telluride

Synonyms

  • diarsenic tritelluride
  • arsenic(III) telluride
  • arsenic telluride

Physical properties

  • Colour: black
  • Appearance: crystalline solid
  • Melting point: 621°C
  • Boiling point:
  • Density: 6500 kg m-3

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Element analysis

Element percentages for the elements in diarsenic tritelluride
Element %
As 28.13
Te 71.87

Synthesis

Not available

Solid state structure

  • Geometry of arsenic:
  • Prototypical structure:

Crystal structure of diarsenic tritelluride

Isotope pattern

What follows is the calculated isotope pattern for the As2Te3 unit with the most intense ion set to 100%.

Formula: As2Te3

mass  %
516   0.0 
517 0.0
518 0.1
519 0.1
520 0.5
521 0.6
522 1.8 _
523 2.3 _
524 5.4 ___
525 6.0 ___
526 14.2 _______
527 13.0 ______
528 30.1 _______________
529 22.9 ___________
530 52.6 __________________________
531 32.2 ________________
532 78.4 _______________________________________
533 28.8 ______________
534 100.0 __________________________________________________
535 14.4 _______
536 98.0 _________________________________________________
537 0.0
538 63.8 ________________________________
539 0.0
540 22.7 ___________

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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arsenic atomic number