Promethium(III) oxide

Promethium(III) oxide
	; Powdered promethium oxide in a metal tray
	; Cubic form
	; Hexagonal form
Names
	IUPAC name Promethium(III) oxide
	Other names Promethium sesquioxide
Identifiers
CAS Number	12036-25-8 ;
3D model (JSmol)	Interactive image;
PubChem CID	11602575;
	InChI InChI=1S/3O.2Pm/q3-2;2+3 Key: UPEMFLOMQVFMCZ-UHFFFAOYSA-N;
	SMILES [O-2].[O-2].[O-2].[Pm+3].[Pm+3];
Properties
Chemical formula	Pm2O3
Molar mass	337.824 g/mol
Melting point	~2320 °C
Structure
Crystal structure	Cubic
Related compounds
Other anions	Promethium(III) chloride
Other cations	Neodymium(III) oxide, Samarium(III) oxide, Neptunium(III) oxide
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). verify (what is ?) Infobox references

Promethium(III) oxide is a compound with the formula Pm₂O₃. It is the most common form of promethium.

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