Metals and Non Metals

Comparison of Chemical Properties of Metals and Non-metals: Property Metals Non-metals Reaction with Oxygen Metal + Oxygen → Metal oxide 4Na(s) + O2(g) → 2Na2O(s) 4Al(s) + 3O2(g) → 2Al2O3 Metals form basic...

Elements are classified broadly into two categories on the basis of properties: Metals: Iron, Zinc, Copper, Aluminium etc. Non – metals: Chlorine, Nitrogen, Hydrogen, Oxygen, Sulphur...