Dysprosium monosulfide
Chemical compound
From Wikipedia, the free encyclopedia
Dysprosium monosulfide is a binary inorganic compound of dysprosium and sulfur with the chemical formula DyS.[1][2][3]
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| Names | |
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| Other names
Dysprosium(II) sulfide | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
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| Properties | |
| DyS | |
| Molar mass | 194.56 g·mol−1 |
| Appearance | Crystals |
| Density | 6.08 g/cm3 |
| Melting point | 2,360 °C (4,280 °F; 2,630 K) |
| Related compounds | |
Related compounds |
Samarium monosulfide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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Synthesis
Heating stoichiometric amounts of pure substances in an inert atmosphere:
- Dy + S → DyS
Physical properties
Dysprosium monosulfide forms crystals of cubic system, space group Fm3m, cell parameters a = 0.5591 nm, Z = 4, isomorphous with NaCl.
The compound melts congruently at a temperature of 2360 °C.[4]