Hydrogen is the lightest chemical element; the chemical symbol is H.
Hydrogen is the lightest and most common atom in the universe. It has the symbol H and an atomic number of 1.
Boron (symbol B) with a relative mas of 10.811.
Hydrogen is the lightest element. The isotope protium is the lightest kind of hydrogen atom.
The chemical symbol for a magnesium atom that has lost two electrons is Mg2+.
The chemical symbol of bohrium is Bh.
The chemical symbol of sulfur is S.
Ag is the chemical symbol of silver.
The atom of a chemical element.
You think probable to the chemical symbol of an element.
hydrogen
Each chemical element has a standardized chemical symbol, not a formula.
C is the symbol for carbon.