Tungsten compounds: tungsten hexachloride

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The tungsten in tungsten hexachloride formally is in the oxidation state 6.

Crystal structure of tungsten hexachloride

Tungsten hexachloride

  • Formula as often written: WCl6
  • Hill system formula: Cl6W1
  • CAS registry number: [13283-01-7]
  • Formula weight: 396.556
  • Class: chloride

Synonyms

  • tungsten hexachloride
  • tungsten(VI) chloride
  • tungsten chloride

Physical properties

  • Colour: dark blue or purple
  • Appearance: crystalline solid
  • Melting point: 275°C
  • Boiling point: 346°C, 337°C
  • Density: 3520 kg m-3

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Element analysis

Element percentages for the elements in tungsten hexachloride
Element %
Cl 53.64
W 46.36

Synthesis

Not available

Solid state structure

  • Geometry of tungsten:
  • Prototypical structure:

Crystal structure of tungsten hexachloride

Isotope pattern

What follows is the calculated isotope pattern for the WCl6 unit with the most intense ion set to 100%.

Formula: W1Cl6

mass  %
390   0.1 
391 0.0
392 20.8 __________
393 11.2 ______
394 63.6 ________________________________
395 21.5 ___________
396 100.0 __________________________________________________
397 17.2 _________
398 93.2 _______________________________________________
399 7.3 ____
400 53.2 ___________________________
401 1.8 _
402 18.8 _________
403 0.2
404 4.0 __
405 0.0
406 0.5
407 0.0
408 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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tungsten atomic number