Every element in the periodic table is represented by a unique chemical symbol, like O for Oxygen or Mg for Magnesium.Chemical formulas represent compounds or elements where more than one atom are ...

The symbol for magnesium is Mg, and sulfuric acid is a ... Each ammonia molecule contains one atom of nitrogen and three atoms of hydrogen. We know this because the hydrogen symbol has a subscript ...

Atom. Chem, Atom. Symbol Wt. Symbol Wt. Strontium Sr 87.63 Calcium Ca 40.07 Vanadium Va 51.0 Magnesium Mg 24.32 Rubidium Rb 85.45 Potassium K 39.10 Zinc Zn 65.37 Sodium Na 23.0 Copper Cu 63.57 ...