The chemical formula for hydrogen sulphide is H2S. (Compounds have chemical formulas; only chemical elements have chemical symbols.)
The chemical symbol of hafnium is Hf
The chemical symbol for hydrogen sulfide is H2S.
The symbol for hydrogen on the periodic table is H.
The chemical formula (not symbol) for hydrogen chloride is HCl.
The chemical formula (not symbol) of hydrochloric acid is HCl.
The letter H is the chemical symbol for the element hydrogen.
The chemical symbol of hafnium is Hf
The chemical symbol for hydrogen sulfide is H2S.
The chemical formula for hydrogen sulfide is H2S.
The chemical symbol for hydrogen peroxide is H2O2
It is the chemical symbol for hydrogen.
The symbol for hydrogen on the periodic table is H.
The chemical formula (not symbol) for hydrogen chloride is HCl.
The symbol for hydrogen is H, and the symbol for helium is He.
Hydrogen is the lightest chemical element; the chemical symbol is H.
The chemical symbol for hydrogen bromide is HBr.
The chemical formula (not symbol) of hydrochloric acid is HCl.