Names | |
---|---|
Other names
disamarium trisulphide; Samarium sesquisulfide
| |
Identifiers | |
3D model (JSmol)
|
|
ChemSpider | |
ECHA InfoCard | 100.031.875 |
EC Number |
|
PubChem CID
|
|
CompTox Dashboard (EPA)
|
|
| |
| |
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).
|
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.