Actinium(III) sulfide

Actinium(III) sulfide[1]
Names
Other names
Diactinium trisulfide
Identifiers
3D model (JSmol)
  • InChI=1S/2Ac.3S/q2*+3;3*-2
    Key: FBGRPVYTNBFOJK-UHFFFAOYSA-N
  • [S-2].[S-2].[S-2].[Ac+3].[Ac+3]
Properties
Ac2S3
Molar mass 550.254 g/mol
Density 6.75 g/cm3
Structure
Cubic, cl28[2]
Related compounds
Other anions
 Actinium(III) oxide
Other cations
 Lanthanum(III) sulfide
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Actinium(III) sulfide is the radioactive compound of actinium with the formula Ac2S3. This salt was prepared by heating actinium(III) oxalate at 1400°C for 6 minutes in a mixture of carbon disulfide and hydrogen sulfide. The result was conformed to be actinium(III) sulfide by x-ray diffraction.[3]

References

  1. ^ "Diactinium trisulphide". WebElements. Retrieved 16 April 2021.
  2. ^ Zachariasen, W. H. (1949). "Crystal chemical studies of the 5f-series of elements. XII. New compounds representing known structure types". Acta Crystallographica. 2 (6): 388–390. Bibcode:1949AcCry...2..388Z. doi:10.1107/S0365110X49001016.
  3. ^ the University of Michigan (1948). The Preparation of Actinium Compounds. U.S. Atomic Energy Commission, Technical Information Division. p. 4. Retrieved 16 April 2021.
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