Elements and Its Properties
Elements: Hydrogen, Helium,Lithium, Beryllium,Boron, carbon, Nitrogen, Oxygen, Sodium, Magnesium, Iron, Cobalt, Nickel


Elements: Hydrogen, Helium,Lithium, Beryllium,Boron, carbon, Nitrogen, Oxygen, Sodium, Magnesium, Iron, Cobalt, Nickel

