METALS AND NON – METALS Concepts
... Metals: Iron, Zinc, Copper, Aluminium etc.
Non – metals: Chlorine, Nitrogen, Hydrogen, Oxygen, Sulphur etc.
Apart from metals and non-metals some elements show properties of both metals and non – metals,
e.g. Silicon, Arsenic, Germanium .They are called metalloids
Comparison of physical and chemical ...