Uranium compounds: uranium ditelluride

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The uranium in uranium ditelluride formally is in the oxidation state 4.

Crystal structure of uranium ditelluride

Uranium ditelluride

  • Formula as often written: UTe2
  • Hill system formula: Te2U1
  • CAS registry number: [12138-37-3]
  • Formula weight: 493.229
  • Class: telluride

Synonyms

  • uranium ditelluride
  • uranium(IV) telluride
  • uranium telluride

Physical properties

  • Colour: dark grey or black
  • Appearance: crystalline solid
  • Melting point: 1180°C
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in uranium ditelluride
Element %
Te 51.74
U 48.26

Synthesis

Alpha and beta forms exist

Solid state structure

  • Geometry of uranium:
  • Prototypical structure:

Crystal structure of uranium ditelluride

Isotope pattern

What follows is the calculated isotope pattern for the UTe2 unit with the most intense ion set to 100%.

Formula: U1Te2

mass  %
480   0.0 
481 0.0
482 0.4
483 0.3
484 1.3 _
485 2.2 _
486 6.3 ___
487 4.8 __
488 17.9 _________
489 14.9 _______
490 36.9 __________________
491 23.2 ____________
492 66.8 _________________________________
493 21.8 ___________
494 100.0 __________________________________________________
495 0.4
496 93.7 _______________________________________________
497 0.0
498 50.0 _________________________

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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