Erbium(III) hydroxide

Erbium(III) hydroxide
Identifiers
CAS Number	14646-16-3 ;
3D model (JSmol)	Interactive image;
ChemSpider	76295 ;
ECHA InfoCard	100.035.163
EC Number	238-696-5;
PubChem CID	84573;
CompTox Dashboard (EPA)	DTXSID0065802 ;
	InChI InChI=1S/Er.3H2O/h;3*1H2/q+3;;;/p-3 Key: VAVZPNQZVXNCJK-UHFFFAOYSA-K ;
	SMILES [OH-].[OH-].[OH-].[Er+3];
Properties
Chemical formula	Er(OH)3
Molar mass	218.283
Appearance	pink solid[1]
Related compounds
Other anions	Erbium oxide
Other cations	holmium(III) hydroxide; thulium(III) hydroxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
	Infobox references

Erbium(III) hydroxide is an inorganic compound with chemical formula Er(OH)₃.

Chemical properties

Erbium(III) hydroxide reacts with acids and produces erbium(III) salts:

Er(OH)₃ + 3 H⁺ → Er³⁺ + 3 H₂O

Erbium(III) hydroxide decomposes to ErO(OH) at elevated temperature. Further decomposition produces Er₂O₃.[1]

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