Formula: SiS2
Cs2S
FeS
Cu2S is copper(I) sulfide
H2S is the chemical formula for Hydrogen sulphide. It is a gas compound. It has the elements of hydrogen and Sulphur.
Formula: CaS
Formula: SiS2
The chemical formula of silver sulfide is Ag2S.
S2-
Cs2S
NiS
S-1
FeS
The chemical formula for lead (IV) sulfide is written as PbS2.
Cu2S
The chemical formula for tin sulphide is SnS
Cu2S is copper(I) sulfide