Europium(III) hydroxide

Identifiers
CAS Number	16469-19-5 Y
3D model (JSmol)	Interactive image
ChemSpider	77049 Y
ECHA InfoCard	100.036.818
EC Number	240-517-0
PubChemCID	85435
CompTox Dashboard(EPA)	DTXSID00926913
InChI InChI=1S/Eu.3H2O/h;3*1H2/q+3;;;/p-3 Key: CQQZFSZWNXAJQN-UHFFFAOYSA-K
SMILES [Eu+3].[OH-].[OH-].[OH-]
Properties
Chemical formula	Eu(OH)3
Molar mass	202.988
Appearance	pale pink solid[1]
Solubility product (Ksp)	9.38×10−27[2]
Related compounds
Otheranions	europium oxide
Othercations	samarium(III) hydroxide gadolinium(III) hydroxide
Except where otherwise noted, data are given for materials in theirstandard state (at 25 °C [77 °F], 100 kPa). Infobox references

Europium(III) hydroxide is aninorganic compound with achemical formula Eu(OH)₃.

Europium(III) hydroxide can be prepared by reacting metallic europium with water. It reacts withacids and produces europium(III) salts:

Eu(OH)₃ + 3 H⁺ → Eu³⁺ + 3 H₂O

Europium(III) hydroxide decomposes to EuO(OH) at elevated temperature. Further decomposition producesEu₂O₃.^[1]

• Europium(III) compounds
• Hydroxides

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