Caesium sulfide
Cesium sulfide is an inorganic salt with a chemical formula Cs2S. It is a strong alkali in aqueous solution. In the air, cesium sulfide emits rotten egg smelling hydrogen sulfide.
| Names | |
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| IUPAC name
Cesium sulfide | |
| Identifiers | |
3D model (JSmol) |
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| ChemSpider | |
PubChem CID |
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CompTox Dashboard (EPA) |
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SMILES
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| Properties | |
| Cs2S | |
| Molar mass | 297.876 g/mol |
| Appearance | White crystal |
| Density | 4.19 g·cm−3 |
| Melting point | 480 °C |
| Hydrolyzes to form caesium bisulfide | |
| Solubility in ethanol and glycerol | Soluble |
| Structure | |
| cubic, anti-fluorite | |
| Hazards | |
| Occupational safety and health (OHS/OSH): | |
Main hazards |
toxic |
| GHS labelling: | |
| Danger | |
| H314, H400 | |
| P260, P264, P273, P280, P301+P330+P331, P303+P361+P353, P304+P340, P305+P351+P338, P310, P321, P363, P391, P405, P501 | |
| Related compounds | |
Other anions |
Caesium oxide Caesium selenide Caesium telluride Caesium polonide |
Other cations |
Lithium sulfide Sodium sulfide Potassium sulfide Rubidium sulfide Francium sulfide |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references | |
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