Scandium(III) chloride is an ionic compound also known as scandium chloride and scandium trichloride. It is composed of one scandium and three chlorine atoms. Each chlorine atom takes one of scandium’s three valence electrons, resulting in 3Cl- and Sc3+. The ensuing formula is ScCl₃.

Properties

Chemical formula : ScCl₃

Molar mass : 151.31 g/mol

Appearance : grayish-white crystals

Density and phase : 2.39 g/mL, solid

Solubility : soluble in water ; insoluble in EtOH

Stability : strongly hygroscopic

Melting point : 960 °C

Uses

Scandium(III) chloride is found in halide lamps, optical fibers, electronic ceramics, and lasers.