H2s
The chemical formula for hydrogen sulfide is H2S.
The chemical symbol for Potassium Sulphate is K2SO4
The symbol for hydrogen is H, and the symbol for helium is He.
The letter H is the chemical symbol for the element hydrogen.
Hydrogen carbonate is a compound, not an element, and it therefore has a formula, not a symbol: H2CO3.
The symbol for hydrogen sulfide is H2S.
The chemical formula for hydrogen sulfide is H2S.
The chemical symbol for hydrogen sulfide is H2S.
The chemical formula for hydrogen sulphide is H2S. (Compounds have chemical formulas; only chemical elements have chemical symbols.)
The chemical formula for aluminum sulfide is Al2S3.
The sulfide anion is S2-
The chemical symbol for Potassium Sulphate is K2SO4
The chemical formula of calcium sulfide is CaS; the ions are Ca2+ and S2-.
Lead sulfide is chemically notated as Pb(CH3COO)2.
The ion is S2-.
Sodium sulfide
S-3