Thorium(IV) sulfide

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]

Thorium(IV) sulfide
Thorium(IV) sulfide
Identifiers
3D model (JSmol)
ECHA InfoCard 100.032.026
EC Number
  • 235-242-8
  • InChI=1S/2S.Th
  • S=[Th]=S
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)
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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Infobox references

References

  1. Zachariasen, W. H. (1949-10-01). "Crystal chemical studies of the 5f-series of elements. X. Sulfides and oxysulfides". Acta Crystallographica. International Union of Crystallography (IUCr). 2 (5): 291–296. doi:10.1107/s0365110x49000758. ISSN 0365-110X.
  2. 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. Walter de Gruyter GmbH. 39 (8): 778–782. doi:10.1515/zna-1984-0809. ISSN 1865-7109.
  3. 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. Informa UK Limited. 13 (6): 327–333. doi:10.1080/08957959508202585. ISSN 0895-7959.


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