Samarium(III) sulfide

Samarium(III) sulfide
Names
Other names
disamarium trisulphide; Samarium sesquisulfide
Identifiers
3D model (JSmol)
ChemSpider
ECHA InfoCard 100.031.875 Edit this at Wikidata
EC Number
  • 235-076-6
  • InChI=1S/3S.2Sm/q3*-2;2*+3
  • [S-2].[S-2].[S-2].[Sm+3].[Sm+3]
Properties
Sm2S3
Molar mass 396.915 g/mol
Appearance red-brown crystals
Density 5.87 g/cm3, solid
Melting point 1,720 °C (3,130 °F; 1,990 K)
Band gap 1.71 eV
+3300.0·10−6 cm3/mol
Structure
orthorhombic
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
☒N verify (what is checkY☒N ?)

Samarium(III) sulfide (Sm2S3) is a chemical compound of the rare earth element samarium, and sulfur. In this compound samarium is in the +3 oxidation state, and sulfur is an anion in the −2 state.