Molybdenum compounds: molybdenum tetrabromide

molybdenum symbol icon

The molybdenum in molybdenum tetrabromide formally is in the oxidation state 4.

Molybdenum tetrabromide

  • Formula as often written: MoBr4
  • Hill system formula: Br4Mo1
  • CAS registry number: [13520-59-7]
  • Formula weight: 415.556
  • Class: bromide

Synonyms

  • molybdenum tetrabromide
  • molybdenum(IV) bromide
  • molybdenum bromide

Physical properties

  • Colour: black
  • Appearance: crystalline solid
  • Melting point: (disproportionates to MoBr3 + Br2)
  • Boiling point:
  • Density:

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Element analysis

Element percentages for the elements in molybdenum tetrabromide
Element %
Br 76.91
Mo 23.09

Synthesis

Not available

Isotope pattern

What follows is the calculated isotope pattern for the MoBr4 unit with the most intense ion set to 100%.

Formula: Mo1Br4

mass  %
408   6.0 ___
409 0.0
410 27.3 ______________
411 6.5 ___
412 55.8 ____________________________
413 29.1 _______________
414 79.9 ________________________________________
415 51.9 __________________________
416 100.0 __________________________________________________
417 46.0 _______________________
418 99.4 __________________________________________________
419 20.1 __________
420 64.5 ________________________________
421 3.5 __
422 23.2 ____________
423 0.0
424 3.5 __

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