Diarsenic tetraiodide

Diarsenic tetraiodide
Names
IUPAC name
Arsenic diiodide
Identifiers
3D model (JSmol)
  • InChI=1S/As.2HI/h;2*1H/p-2
    Key: YWEMTIDRPOANDU-UHFFFAOYSA-L
  • I[As](I)[As](I)I
Properties
As2I4
Molar mass 657.461 g/mol
Appearance Red crystalline solid
Melting point 137 °C (279 °F; 410 K)
Boiling point 380 °C (716 °F; 653 K)
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Diarsenic tetraiodide is an inorganic compound of arsenic and iodine. It is a dark red metastable solid. The compound is a closely related to the better characterized diphosphorus tetraiodide. Identified in the late 19th century with the (accurate) empirical formula AsI2, the compound was assigned the formula (As2I4) several years later.