Samarium(III) hydroxide

Samarium(III) hydroxide
Identifiers
CAS Number	20403-06-9 ;
3D model (JSmol)	Interactive image;
ChemSpider	79875 ;
ECHA InfoCard	100.039.791
EC Number	243-787-8;
PubChem CID	88524;
CompTox Dashboard (EPA)	DTXSID10942568 ;
	InChI InChI=1S/3H2O.Sm/h3*1H2;/q;;;+3/p-3 Key: BCYBEIXXOVNETJ-UHFFFAOYSA-K;
	SMILES [Sm+3].[OH-].[OH-].[OH-];
Properties
Chemical formula	Sm(OH)3
Molar mass	201.386
Appearance	yellow solid
Hazards
	GHS labelling:
Pictograms
Signal word	Danger
Hazard statements	H314
Precautionary statements	P260, P264, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P405, P501
Related compounds
Other anions	samarium oxide
Other cations	neodymium(III) hydroxide; europium(III) hydroxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

Samarium(III) hydroxide is an inorganic compound with chemical formula Sm(OH)₃.

Chemical properties

Samarium(III) hydroxide can react with acid and produce samarium salts：

Sm(OH)₃ + 3 H⁺ → Sm³⁺ + 3 H₂O

Samarium(III) hydroxide will decompose to SmO(OH) when heated; continued heating produces Sm₂O₃.^[1]

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