Mercury compounds: dimercury dibromide

mercury symbol icon

The mercury in dimercury dibromide formally is in the oxidation state 1.

Crystal structure of dimercury dibromide

Dimercury dibromide

  • Formula as often written: Hg2Br2
  • Hill system formula: Br2Hg2
  • CAS registry number: [15385-58-7]
  • Formula weight: 560.988
  • Class: bromide

Synonyms

  • dimercury dibromide
  • mercury(I) bromide
  • mercurous bromide
  • mercury bromide

Physical properties

  • Colour: white
  • Appearance: crytalline solid
  • Melting point:
  • Boiling point: 345°C
  • Density: 7307 kg m-3

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Element analysis

Element percentages for the elements in dimercury dibromide
Element %
Br 28.49
Hg 71.51

Synthesis

Not available

Solid state structure

  • Geometry of mercury: 2 coordinate: linear
  • Prototypical structure:

Crystal structure of dimercury dibromide

Isotope pattern

What follows is the calculated isotope pattern for the Hg2Br2 unit with the most intense ion set to 100%.

Formula: Hg2Br2

mass  %
552   0.0 
553 0.1
554 1.9 _
555 5.8 ___
556 16.1 ________
557 28.6 ______________
558 52.5 __________________________
559 66.2 _________________________________
560 91.3 ______________________________________________
561 86.0 ___________________________________________
562 100.0 __________________________________________________
563 61.7 _______________________________
564 72.8 ____________________________________
565 22.0 ___________
566 33.2 _________________
567 2.9 _
568 8.0 ____
569 0.0
570 0.7

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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mercury atomic number