4055. Ferrous Selenide

Nomenclature

CAS number: 1310-32-3
FeSe; mol wt 134.81.
Fe 41.42%, Se 58.57%.

Description and references

Prepn from the elements: Gronvold, Westrum, Acta Chem. Scand. 13, 241 (1959).

Properties

Black mass with metallic luster. Stable in air. Dec when heated in O2. d 6.78. Practically insol in water. Sol in HCl with the evolution of H2Se.

Use

In electrical semiconductors.