Calcium Sulfide Formula

The chemical formula for calcium sulfide is CaS. It consists of one calcium ion (Ca2+) and one sulfide ion (S2-), which combine in a 1:1 ratio to form the compound. Calcium sulfide is an ionic compound with a crystal structure that belongs to the NaCl type. Its molar mass is approximately 72.14 g/mol, and it has a white to yellowish color and a pungent odor. Calcium sulfide is primarily used in the production of luminous paints, as well as in the manufacturing of certain types of glass and rubber.