Diuran trisulfide - binary inorganic compound of uranium and sulfur with the formula U 2 S 3 , crystals.
| Diuran trisulfide | |
|---|---|
| Are common | |
| Systematic name | Diuran trisulfide |
| Traditional names | Uranium Sulfur |
| Chem. formula | U 2 S 3 |
| Physical properties | |
| condition | crystals |
| Molar mass | 572.25 g / mol |
| Density | 8.8 g / cm³ |
| Thermal properties | |
| T. | 1740 ° C |
| Education enthalpy | -190 kJ / mol |
Getting
- Heating a stoichiometric mixture of pure substances:
Physical Properties
Diuran trisulfide forms orthorhombic crystals, space group Pnma , cell parameters a = 1.065 nm , b = 0.389 nm , c = 1.041 nm , Z = 4 , structure of the disulfide trisulfide type Sb 2 S 3 [1] [2] .
The compound is formed by the peritectic reaction at a temperature of 1740 ° C.
Notes
- ↑ Diagrams of the state of double metulic systems. Ed. N. P. Lyakishev. - M .: Mashinostroenie, 2000. - T. 3 Book 2. - 448 p. - ISBN 5-217-02932-3 .
- ↑ B. Predel. SU (Sulfur-Uranium) // Landolt-Börnstein - Group IV Physical Chemistry. - 1998. - T. 5J . - S. 1-2 . - DOI : 10.1007 / 10551312_2668 .