Barium sulfite

Barium sulfite is the barium salt of sulfurous acid with the chemical formula BaSO3. It is a white powder which is used in paper manufacturing. Like other barium compounds, it is toxic.[2]

Barium sulfite
Names
IUPAC name
Barium sulfite
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.029.193
UNII
Properties
BaSO3
Molar mass 217.391 g/mol
Appearance white monoclinic crystals
Density 4.44 g/cm3
Melting point decomposes
0.0011 g/100 mL
Solubility insoluble in ethanol[1]
Related compounds
Other anions
Barium sulfate
Barium fluoride
Barium chloride
Barium bromide
Barium iodide
Other cations
Calcium sulfite
Magnesium sulfite
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Infobox references

It may be formed by the action of sulfur dioxide on barium oxide or barium hydroxide. It can also be formed by treating barium with sulfurous acid.

References

  1. Lide, David R. (1998), Handbook of Chemistry and Physics (87 ed.), Boca Raton, Florida: CRC Press, pp. 4–45, ISBN 0-8493-0594-2
  2. barium sulfite. Answers.com. McGraw-Hill Dictionary of Scientific and Technical Terms, McGraw-Hill Companies, Inc., 2003. http://www.answers.com/topic/barium-sulfite Archived 2009-02-07 at the Wayback Machine, accessed July 19, 2009.


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