Barium carbonate



Barium carbonate
Other names witherite
Identifiers
CAS number 513-77-9
Properties
Molecular formula BaCO3
Molar mass 197.336 g/mol
Appearance white crystals
Density 4.2865 g/cm3, solid
Melting point

811 °C

Boiling point

1555 °C

Solubility in water .002 g/100 ml (20 °C)
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox disclaimer and references

Barium carbonate (cement.

Witherite crystallizes in the orthorhombic system. The quartz, the faces are usually rough and striated horizontally.

The mineral is named after William Withering, who in 1784 recognized it to be chemically distinct from electroplating baths.[1]

Reactions

Barium carbonate reacts with many acids to soluble barium salts, for example barium chloride:

BaCO3(l)

However the reaction with insoluble.

References

  1. ^ Whitelaw, G.P. (2003-10-25). Standard Chrome Bath Control (English). finishing.com. Retrieved on 2006-11-29.
  • This article incorporates text from the Encyclopædia Britannica Eleventh Edition, a publication now in the public domain.
 
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