Dicerium trioxide

Cerium compounds: dicerium trioxide

The cerium in dicerium trioxide formally is in the oxidation state 3.

Dicerium trioxide

• Formula as often written: Ce₂O₃
• Hill system formula: Ce₂O₃
• CAS registry number: [1345-13-7]
• Formula weight: 328.23
• Class: oxide

Synonyms

• dicerium trioxide
• cerium(III) oxide
• cerium oxide

Physical properties

• Colour: yellow-green
• Appearance: crytalline solid
• Melting point: 2230°C
• Boiling point:
• Density: 6200 kg m^-3

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Element analysis

Element percentages for the elements in dicerium trioxide

Element	%
Ce	85.38
O	14.62

Synthesis

Not available

Solid state structure

• Geometry of cerium:
• Prototypical structure:

Isotope pattern

What follows is the calculated isotope pattern for the Ce₂O₃ unit with the most intense ion set to 100%.

Formula: Ce₂O₃

mass  %
324   0.4 
325   0.0 
326   0.6 
327   0.0 
328 100.0 __________________________________________________
329   0.1 
330  25.6 _____________
331   0.0 
332   1.7 _
333   0.0 
334   0.0 

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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Cerium	Cérium
Cer	Cerium
Cerio	Cerio
Cerium	Cério