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sodium sulphide
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Sodium sulfide is the chemical compound with the formula Na2S,
Related Product Searches:sodium sulphide,High Quality,sodium sulphide solid na2s,sodium sulphide flakes,ss-30
| Other names[hide] Disodium sulfide | |
| CAS number | 1313-82-2 , 1313-84-4 (pentahydrate)1313-84-4 (nonahydrate) |
| PubChem | 237873 |
| EC number | 215-211-5 |
| UN number | 1385 (anhydrous)1849 (hydrate) |
| RTECS number | WE1905000 |
| Jmol-3D images | Image 1 |
| SMILES[show] | |
| InChI[show] | |
| Molecular formula | Na2S |
| Molar mass | 78.0452 g/mol (anhydrous)240.18 g/mol (nonahydrate) |
| Appearance | colorless, hygroscopic solid |
| Odor | rotten eggs |
| Density | 1.856 g/cm3 (anhydrous)1.58 g/cm3 (pentahydrate)1.43 g/cm3 (nonohydrate) |
| Melting point | 1176°C (anhydrous)100°C (pentahydrate)50°C (nonahydrate) |
| Solubility inwater | 12.4 g/100 mL (0 °C)18.6 g/100 mL (20 °C)39 g/100 mL (50 °C) |
| Solubility | insoluble in etherslightly soluble in alcohol |
| Crystal structure | Antifluorite (cubic), cF12 |
| Space group | Fm3m, No. 225 |
| Coordinationgeometry | Tetrahedral (Na+); cubic (S2–) |
sodium sulphide
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