Ammonium tetrathioarsenate

Last updated
Ammonium tetrathioarsenate
Names
Other names
Ammonium tetrathioarsenate(V)
Identifiers
3D model (JSmol)
PubChem CID
  • InChI=1S/AsH3S4.3H3N/c2-1(3,4)5;;;/h(H3,2,3,4,5);3*1H3
    Key: GSMYPRXQFWJICA-UHFFFAOYSA-N
  • [NH4+].[NH4+].[NH4+].[S-][As](=S)([S-])[S-]
Properties
AsH12N3S4
Molar mass 257.28 g·mol−1
Appearancecolorless crystals
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).

Ammonium tetrathioarsenate is a chemical compound with the chemical formula (NH4)3AsS4. [1] [2]

Contents

Synthesis

Reaction of arsenic trisulfide with yellow ammonium sulphide: [3]

As2S3 + 3(NH4)2S + 2S → 2(NH4)3AsS4

Physical properties

Ammonium tetrathioarsenate forms colorless crystals of orthorhombic system, spatial group Pcmn. [4]

References

  1. Structure Reports. A. Oosthoek. 1993. p. 352. ISBN   978-0-7923-2310-5 . Retrieved 26 February 2025.
  2. Structure Reports for ... International Union of Crystallography. 1963. p. 153. ISBN   978-90-313-0042-6 . Retrieved 26 February 2025.{{cite book}}: ISBN / Date incompatibility (help)
  3. Prakash, Satya (October 2000). Advanced Inorganic Chemistry - Volume II. S. Chand Publishing. p. 42. ISBN   978-81-219-1787-2 . Retrieved 26 February 2025.
  4. Donnay, Joseph Désiré Hubert (1973). Crystal Data: Inorganic compounds. National Bureau of Standards. p. O-199. Retrieved 26 February 2025.