Dysprosium(III) oxide

Dysprosium(III) oxide
Identifiers
CAS number	1308-87-8 Y
ChemSpider	3296880 Y
Jmol-3D images	Image 1
SMILES O=[Dy]O[Dy]=O
InChI InChI=1S/2Dy.3O Y Key: NLQFUUYNQFMIJW-UHFFFAOYSA-N Y InChI=1/2Dy.3O/rDy2O3/c3-1-5-2-4 Key: NLQFUUYNQFMIJW-XDEDGNAWAZ
Properties
Molecular formula	Dy2O3
Molar mass	372.998 g/mol
Appearance	White powder.
Density	7.80 g/cm3
Melting point	2408 °C[1]
Solubility in water	Negligible
Structure
Crystal structure	Cubic, cI80
Space group	Ia-3, No. 206[2]
Hazards
MSDS	External MSDS
Main hazards	Non-Toxic
Y oxide (verify) (what is: Y/N?) Except where noted otherwise, data are given for materials in their standard state (at 25 °C, 100 kPa)
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.