Inorganic Chemical

Zinc oxide chemical formula

  • zinc oxide
  • zinc(II) oxide

The oxidation number of zinc in zinc oxide is 2.

  • Formula: ZnO
  • Hill system formula: O1Zn1
  • CAS registry number: [1314-13-2]
  • Formula weight: 81.389
  • Class: oxide
  • Colour: white
  • Appearance: crystalline solid
  • Melting point: 2248°C; 1975°C
  • Boiling point: sublimes at 1800
  • Density: 5600 kg m-3


Not available

Solid state structure

  • Geometry of zinc:
  • Prototypical structure:

Element analysis

Element percentages in zinc oxide
Zn 80.34

Isotope pattern for ZnO

THe chart below shows the calculated isotope pattern for the formula ZnO with the most intense ion set to 100%.


Coming soon...


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, 2nd edition, Butterworth, UK, 1997.
  • F.A. Cotton, G. Wilkinson, C.A. Murillo, and M. Bochmann, in, 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, 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, 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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