Sodium metatitanate

Chemical compound From Wikipedia, the free encyclopedia

Sodium metatitanate is a chemical compound with the chemical formula Na2TiO3. This compound decomposes with treatment with hot water.[2] The name sodium metatitanate also incorrectly refers to the compound sodium trititanate (Na2Ti3O7).

Quick facts Identifiers, Properties ...
Sodium metatitanate
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.031.627 Edit this at Wikidata
EC Number
  • 234-803-4
  • Key: GROMGGTZECPEKN-UHFFFAOYSA-N
  • InChI=1S/2Na.7O.3Ti/q2*+1;;;;;;2*-1;;;
  • [O-][Ti](=O)O[Ti](=O)O[Ti](=O)[O-].[Na+].[Na+]
Properties
Na2TiO3
Molar mass 301.62 g/mol
Appearance Pale yellow crystalline solid
Insoluble
Solubility Slightly soluble in hydrochloric acid[1]
Hazards
NFPA 704 (fire diamond)
NFPA 704 four-colored diamondHealth 1: Exposure would cause irritation but only minor residual injury. E.g. turpentineFlammability 0: Will not burn. E.g. waterInstability 0: Normally stable, even under fire exposure conditions, and is not reactive with water. E.g. liquid nitrogenSpecial hazards (white): no code
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Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Production

Sodium metatitanate can be produced by heating titanium dioxide and sodium carbonate at 1000 °C:[3]

TiO2 + Na2CO3 → Na2TiO3 + CO2

References

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