Zinc compounds: zinc dibromide

zinc symbol icon

The zinc in zinc dibromide formally is in the oxidation state 2.

Crystal structure of zinc dibromide

Zinc dibromide

  • Formula as often written: ZnBr2
  • Hill system formula: Br2Zn1
  • CAS registry number: [7699-45-8]
  • Formula weight: 225.198
  • Class: bromide

Synonyms

  • zinc dibromide
  • zinc(II) bromide
  • zinc bromide

Physical properties

  • Colour: white
  • Appearance: crystalline solid
  • Melting point: 394°C
  • Boiling point: 702°C; 697°C; 650°C
  • Density: 4.22

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Element analysis

Element percentages for the elements in zinc dibromide
Element %
Br 70.96
Zn 29.04

Synthesis

Not available

Solid state structure

  • Geometry of zinc:
  • Prototypical structure:

Crystal structure of zinc dibromide

Isotope pattern

What follows is the calculated isotope pattern for the ZnBr2 unit with the most intense ion set to 100%.

Formula: Zn1Br2

mass  %
222  39.7 ____________________
223 0.0
224 100.0 __________________________________________________
225 3.3 __
226 97.2 _________________________________________________
227 6.5 ___
228 51.9 __________________________
229 3.2 __
230 15.5 ________
231 0.0
232 0.5

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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