Tungsten compounds: tungsten hexacarbonyl

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The tungsten in tungsten hexacarbonyl formally is in the oxidation state 0.

Crystal structure of tungsten hexacarbonyl

Tungsten hexacarbonyl

  • Formula as often written: W(CO)6
  • Hill system formula: C6O6W1
  • CAS registry number: [14040-11-0]
  • Formula weight: 351.901
  • Class: carbonyl complex organometallic

Synonyms

  • tungsten hexacarbonyl
  • tungsten(O) carbonyl
  • tungsten carbonyl

Physical properties

  • Colour: white
  • Appearance: crystalline solid
  • Melting point: 170°C (decomposes)
  • Boiling point:
  • Density: 2650 kg m-3

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Element analysis

Element percentages for the elements in tungsten hexacarbonyl
Element %
C 20.48
O 27.28
W 52.24

Synthesis

Not available

Solid state structure

  • Geometry of tungsten:
  • Prototypical structure:

Crystal structure of tungsten hexacarbonyl

Isotope pattern

What follows is the calculated isotope pattern for the W(CO)6 unit with the most intense ion set to 100%.

Formula: W1C6O6

mass  %
348   0.4 
349 0.0
350 82.1 _________________________________________
351 50.3 _________________________
352 100.0 __________________________________________________
353 7.3 ____
354 90.7 _____________________________________________
355 6.2 ___
356 1.3 _
357 0.1
358 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