Dysprosium(III) hydroxide

Identifiers
CAS Number	1308-85-6 Y
3D model (JSmol)	Interactive image
ChemSpider	144480 Y
ECHA InfoCard	100.013.785
EC Number	215-163-5
PubChem CID	164807
InChI InChI=1S/Dy.3H2O/h;3*1H2/q+3;;;/p-3 Key: ABEVUBXCYLEFPJ-UHFFFAOYSA-K
SMILES [Dy+3].[OH-].[OH-].[OH-]
Properties
Chemical formula	Dy(OH)3
Molar mass	213.524
Appearance	yellow solid[1]
Related compounds
Other anions	dysprosium oxide
Other cations	terbium(III) hydroxide holmium(III) hydroxide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Dysprosium(III) hydroxide is an inorganic compound with the chemical formula Dy(OH)₃.

Chemical properties

Dysprosium(III) hydroxide reacts with acids and produces dysprosium(III) salts:

Dy(OH)₃ + 3 H⁺ → Dy³⁺ + 3 H₂O

Dysprosium(III) hydroxide decomposes to DyO(OH) at elevated temperatures. Further decomposition produces Dy₂O₃.^[1] The reactions are:^[2]

Dy(OH)₃ → [_299.8 °C] DyOOH + H₂O

2 DyOOH → [_386.6 °C] Dy₂O₃ + H₂O