Scandium monosulfide


Scandium monosulfide is a chemical compound of scandium and sulfur with the chemical formula ScS. Although its formula might suggest that it is a compound of scandium, i.e., ScS is probably more realistically described as a pseudo-ionic compound, containing, with the remaining electron occupying the conduction band of the solid.

Structure

Scandium monosulfide adopts the sodium chloride crystal structure type.

Synthesis

Scandium monosulfide can be prepared by heating a mixture of scandium metal and powdered sulfur in the absence of air to 1150 °C for 70 hours.