Titanium(III) oxide

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Titanium(III) oxide
Titanium(III) oxide molecule
Names
IUPAC name
titanium(III) oxide
Other names
titanium sesquioxide
Identifiers
1344-54-3 YesY
Jmol-3D images Image
PubChem 123111
Properties
Ti2O3
Molar mass 143.76 g/mol
Appearance violet black powder
Odor odorless
Density 4.49 g/cm3
Melting point 2,130 °C (3,870 °F; 2,400 K) (decomposes)
insoluble
Hazards
EU classification not listed
Except where noted otherwise, data is given for materials in their standard state (at 25 °C (77 °F), 100 kPa)
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Infobox references

Titanium(III) oxide (Ti2O3) is a chemical compound of titanium and oxygen. It is prepared by reacting titanium dioxide with titanium metal at 1600 °C.[1] Ti2O3 has the Al2O3, corundum structure.[1] It is reactive with oxidising acids.[1] At around 200 °C there is a transition from semiconducting to metallic conducting.[1]

References[edit]

  1. ^ a b c d Greenwood, Norman N.; Earnshaw, Alan (1997). Chemistry of the Elements (2nd ed.). Butterworth-Heinemann. ISBN 0080379419.