Molybdenum compounds: molybdenum hexafluoride

molybdenum symbol icon

The molybdenum in molybdenum hexafluoride formally is in the oxidation state 6.

Crystal structure of molybdenum hexafluoride

Molybdenum hexafluoride

  • Formula as often written: MoF6
  • Hill system formula: F6Mo1
  • CAS registry number: [7783-77-9]
  • Formula weight: 209.93
  • Class: fluoride


  • molybdenum hexafluoride
  • molybdenum(VI) fluoride
  • molybdenum fluoride

Physical properties

  • Colour: colourless
  • Appearance: liquid
  • Melting point: 17.4°C
  • Boiling point: 34°C
  • Density: 2540 kg m-3


Coming soon...

Element analysis

Element percentages for the elements in molybdenum hexafluoride
Element %
F 54.30
Mo 45.70


Not available

Solid state structure

  • Geometry of molybdenum:
  • Prototypical structure:

Crystal structure of molybdenum hexafluoride

Isotope pattern

What follows is the calculated isotope pattern for the MoF6 unit with the most intense ion set to 100%.

Formula: Mo1F6

mass  %
206  61.5 _______________________________
207 0.0
208 38.3 ___________________
209 66.0 _________________________________
210 69.1 ___________________________________
211 39.6 ____________________
212 100.0 __________________________________________________
213 0.0
214 39.9 ____________________


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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