Disamarium pentatelluride is a binary inorganic compound of samarium and tellurium with the formula Sm 2 Te 5 , crystals.
| Pentatelluride disamaria | |
|---|---|
| Are common | |
| Systematic name | Pentatelluride disamaria |
| Traditional names | Tellurium samarium |
| Chem. formula | Sm 2 Te 5 |
| Physical properties | |
| condition | crystals |
| Molar mass | 938.72 g / mol |
| Density | 7.5 g / cm³ |
| Thermal properties | |
| T. decomp. | 830 ° C |
| Classification | |
| Reg. CAS number | 12187-02-9 |
| Reg. EINECS number | |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Disamarium pentatelluride forms rhombic syngony crystals, space group C mcm , cell parameters a = 0.4362 nm , b = 4.323 nm , c = 0.4362 nm , Z = 4 , structure of the dyneodymium pentatelluride type Nd 2 Te 5 [1] [2 ] ] .
The compound is formed by a peritectic reaction at a temperature of 830 ° C [1] .
Notes
- ↑ 1 2 State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Engineering, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ B. Predel. Sm-Te (Samarium-Tellurium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998 .-- T. 5J . - S. 1 . - DOI : 10.1007 / 10551312_2750 .