Thulium(III) oxide
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| Names | |
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| Other names
Thulium oxide, thulium sesquioxide
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| Identifiers | |
3D model (
JSmol ) |
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ECHA InfoCard
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100.031.670 |
PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| Tm2O3 | |
| Molar mass | 385.866 g/mol |
| Appearance | greenish-white cubic crystals |
| Density | 8.6 g/cm3 |
| Melting point | 2,341 °C (4,246 °F; 2,614 K) |
| Boiling point | 3,945 °C (7,133 °F; 4,218 K) |
| slightly soluble in acids | |
| +51,444·10−6 cm3/mol | |
| Structure | |
| Cubic, cI80 | |
| Ia-3, No. 206 | |
| Related compounds | |
Other anions
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Thulium(III) chloride |
Other cations
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Erbium(III) oxide Ytterbium(III) oxide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Thulium(III) oxide is a pale green solid compound, with the formula
, who named it thulia. It can be prepared in the laboratory by burning thulium metal in air, or by decomposition of their oxoacid salts, such as thulium nitrate.[1]References
- ISBN 978-0-13-175553-6.
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