Dicesium hexasulfide is an inorganic compound of sulfur and cesium with the formula Cs 2 S 6 , red crystals.
| Dysesia hexasulphide | |
|---|---|
| Are common | |
| Systematic name | Dysesia hexasulphide |
| Traditional names | Cesium sulphide |
| Chem. formula | Cs 2 s 6 |
| Physical properties | |
| condition | red crystals |
| Molar mass | 458.20 g / mol |
| Density | 3.1 g / cm³ |
| Thermal properties | |
| T. melt. | 186 ° C |
Getting
- Fusion of stoichiometric amounts of pure substances:
Physical Properties
Dysesia hexasulfide forms red crystals of triclinic syngony , space group P 1 , cell parameters a = 1.153 nm , b = 0.918 nm , c = 0.467 nm , α = 89.22 ° , β = 95.2 ° , γ = 95.13 ° , Z = 2 [1] [2] [3] [4] .
The compound melts congruently at a temperature of 186 ° C.
Notes
- ↑ State Diagrams of Double Metal Systems / Ed. N.P. Lyakisheva. - M .: Metallurgy, 1997 .-- T. 2 .-- 1024 p. - ISBN 5-217-01569-1 .
- ↑ B. Predel. Cs-S (Caesium-Sulfur) // Landolt-Börnstein - Group IV Physical Chemistry. - 1994 .-- T. 5d . - S. 1-2 . - DOI : 10.1007 / 10086090_1059 .
- ↑ J. Sangster, AD Pelton. The Cs-S (Cesium-Sulfur) system // Journal of Phase Equilibria. - 1997. - T. 18 , No. 1 . - S. 78-81 . - DOI : 10.1007 / BF02646760 .
- ↑ Hordvik A., Sletten E. Least squares refinement of the molecular structure of cesium hexasulfide // Acta Chemica Scandinavica. - 1968 .-- T. 22 . - S. 3029-3030 . - DOI : 10.3891 / acta.chem.scand.22-30-30 .