Dysprosium(III) oxide

Dysprosium(III) oxide
Identifiers
1308-87-8 YesY
3D model (Jmol) Interactive image
ChemSpider 3296880 YesY
ECHA InfoCard 100.013.786
PubChem 159370
Properties
Dy2O3
Molar mass 372.998 g/mol
Appearance White powder.
Density 7.80 g/cm3
Melting point 2,408 °C (4,366 °F; 2,681 K)[1]
Negligible
Structure
Cubic, cI80
Ia-3, No. 206[2]
Hazards
Main hazards Non-Toxic
Safety data sheet External MSDS
Related compounds
Other anions
Dysprosium(III) chloride
Other cations
Terbium(III) oxide, Holmium(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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Infobox references

Dysprosium Oxide (Dy2O3) is a white, slightly hygroscopic powder having specialized uses in ceramics, glass, phosphors, lasers and dysprosium metal halide lamps.

It can react with acids to produce the corresponding dysprosium(III) salts:

Dy2O3 + 6 HCl → 2 DyCl3 + 3 H2O

References

  1. Webelements Dysprosium trioxide
  2. Curzon A.E., Chlebek H.G. (1973). "The observation of face centred cubic Gd, Tb, Dy, Ho, Er and Tm in the form of thin films and their oxidation". J. Phys. F. 3: 1–5. doi:10.1088/0305-4608/3/1/009.
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