Gallium compounds: digallium trioxide

gallium symbol icon

The gallium in digallium trioxide formally is in the oxidation state 3.

Crystal structure of digallium trioxide

Digallium trioxide

  • Formula as often written: Ga2O3
  • Hill system formula: Ga2O3
  • CAS registry number: [12024-21-4]
  • Formula weight: 187.444
  • Class: oxide

Synonyms

  • digallium trioxide
  • gallium(III) oxide
  • gallium oxide

Physical properties

  • Colour: white
  • Appearance: crystalline solid
  • Melting point: 1725°C; 1807°C
  • Boiling point:
  • Density: 6000 kg m-3

Suppliers

Coming soon...

Element analysis

Element percentages for the elements in digallium trioxide
Element %
Ga 74.39
O 25.61

Synthesis

Not available

Solid state structure

  • Geometry of gallium:
  • Prototypical structure:

Crystal structure of digallium trioxide

Isotope pattern

What follows is the calculated isotope pattern for the Ga2O3 unit with the most intense ion set to 100%.

Formula: Ga2O3

mass  %
186  75.0 ______________________________________
187 0.1
188 100.0 __________________________________________________
189 0.1
190 33.6 _________________
191 0.0
192 0.2

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.

WebElements Shop

WebElements now has a WebElements shop at which you can buy periodic table posters, mugs, T-shirts, games, fridge magnets, molecular models, and more.

Periodic Table fridge magnets Periodic Table fridge magnets
Buy our periodic table fridge magnets here

WebElements poster Periodic table t-shirts Periodic table mouse mats Molymod molecular model kits Chemistry educational resources

gallium atomic number