Molybdenum compounds: molybdenum hexacarbonyl

molybdenum symbol icon

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

Crystal structure of molybdenum hexacarbonyl

Molybdenum hexacarbonyl

  • Formula as often written: Mo(CO)6
  • Hill system formula: C6Mo1O6
  • CAS registry number: [13939-06-5]
  • Formula weight: 264.001
  • Class: carbonyl complex organometallic

Synonyms

  • molybdenum hexacarbonyl
  • molybdenum(O) carbonyl

Physical properties

  • Colour: white
  • Appearance: crystalline solid
  • Melting point: 150°C (decomposes)
  • Boiling point:
  • Density: 1960 kg m-3

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Element analysis

Element percentages for the elements in molybdenum hexacarbonyl
Element %
C 27.30
Mo 36.34
O 36.36

Synthesis

Not available

Solid state structure

  • Geometry of molybdenum: 6 coordinate: octahedral
  • Prototypical structure:

Crystal structure of molybdenum hexacarbonyl

Isotope pattern

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

Formula: Mo1C6O6

mass  %
260  59.3 ______________________________
261 4.1 __
262 37.8 ___________________
263 66.2 _________________________________
264 71.5 ____________________________________
265 43.7 ______________________
266 100.0 __________________________________________________
267 7.3 ____
268 39.9 ____________________
269 2.7 _
270 0.5
271 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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molybdenum atomic number