- Formula: BaO2
- Hill system formula: Ba1O2
- CAS registry number: [1304-29-6]
- Formula weight: 169.326
- Class: oxide
- Colour: grey-white
- Appearance: crystalline solid
- Melting point: 450°C (decomposes to BaO + O2)
- Boiling point:
- Density: 4960 kg m-3
The following are some synonyms of barium peroxide:
- barium peroxide
- barium(II) peroxide
The oxidation number of barium in barium peroxide is 2.
Barium peroxide can be made by the reaction of oxygen or air with barium oxide.
2BaO + O2 → 2BaO2(s)
The table shows element percentages for BaO2 (barium peroxide).
Isotope pattern for BaO2
The chart below shows the calculated isotope pattern for the formula BaO2 with the most intense ion set to 100%.
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.