Thorium(IV) sulfide (ThS2) is an inorganic chemical compound composed of one thorium atom ionically bonded to two atoms of sulfur. This salt is dark brown and has a melting point of 1905 °C. ThS2 adopts the same orthorhombic lattice structure as PbCl2.[1][2][3]
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3D model (JSmol)
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| ECHA InfoCard | 100.032.026 |
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PubChem CID
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CompTox Dashboard (EPA)
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| Properties | |
| ThS2 | |
| Molar mass | 296.17 g/mol |
| Appearance | dark brown crystals |
| Density | 7.3 g/cm3, solid |
| Melting point | 1,905 °C (3,461 °F; 2,178 K) |
| Structure[1] | |
| PbCl2 type (orthorhombic) | |
| Pnma (No. 62) | |
Formula units (Z)
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4 |
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
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References
edit- ^ a b Zachariasen, W. H. (1949-10-01). "Crystal chemical studies of the 5f-series of elements. X. Sulfides and oxysulfides". Acta Crystallographica. 2 (5). International Union of Crystallography (IUCr): 291–296. Bibcode:1949AcCry...2..291Z. doi:10.1107/s0365110x49000758. ISSN 0365-110X.
- ^ Amoretti, G.; Calestani, G.; Giori, D. C. (1984-08-01). "The Refined Structure of ThS2 and the Implications on the Superposition Model Analysis of ThS2: Gd3+ Spin Hamiltonian Parameters". Zeitschrift für Naturforschung A. 39 (8). Walter de Gruyter GmbH: 778–782. doi:10.1515/zna-1984-0809. ISSN 1865-7109.
- ^ Gerward, L.; Staun Olsen, J.; Benedict, U.; Abraham, H. C.; Hulliger, F. (1995). "High-pressure crystal structure of thorium disulfide and diselenide and uranium disulfide". High Pressure Research. 13 (6). Informa UK Limited: 327–333. Bibcode:1995HPR....13..327G. doi:10.1080/08957959508202585. ISSN 0895-7959.
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