Thallium(I) sulfide
Unit cell of thallium sulfide.
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| Names | |
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| IUPAC name
Thallium(I) sulfide
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| Other names
thallous sulfide, thallous sulphide
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| Identifiers | |
3D model (JSmol)
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| ChemSpider | |
| ECHA InfoCard | 100.013.865 |
| EC Number |
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PubChem CID
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| UNII | |
CompTox Dashboard (EPA)
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| Properties | |
| Tl2S | |
| Molar mass | 440.833 g/mol |
| Appearance | black crystalline solid |
| Density | 8.390 g/cm3 |
| Melting point | 448 °C (838 °F; 721 K) |
| Boiling point | 1,367 °C (2,493 °F; 1,640 K) |
| −88.8·10−6 cm3/mol | |
| Structure | |
| Trigonal, hR81 | |
| R3, No. 146 | |
a = 12.150(2) Å, c = 18.190(4) Å
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Lattice volume (V)
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2325.57 Å3 |
Formula units (Z)
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27 |
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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Thallium(I) sulfide, Tl2S, is a chemical compound of thallium and sulfur.