WebElements Periodic Table of the Elements | Arsenic

Arsenic compounds: diarsenic tritelluride

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

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.