Thorium(IV) sulfide ( Th S₂) is an

inorganic In chemistry, an inorganic compound is typically a chemical compound that lacks carbon–hydrogen bonds, that is, a compound that is not an organic compound. The study of inorganic compounds is a subfield of chemistry known as ''inorganic chemist ...

chemical compound A chemical compound is a chemical substance composed of many identical molecules (or molecular entities) containing atoms from more than one chemical element held together by chemical bonds. A molecule consisting of atoms of only one element ...

composed of one

thorium Thorium is a weakly radioactive metallic chemical element with the symbol Th and atomic number 90. Thorium is silvery and tarnishes black when it is exposed to air, forming thorium dioxide; it is moderately soft and malleable and has a high ...

atom ionically bonded to two atoms of sulfur. This salt is dark brown and has a melting point of 1905 °C. ThS₂ adopts the same orthorhombic lattice structure as PbCl₂.

References

Sulfides Thorium(IV) compounds Dichalcogenides {{inorganic-compound-stub