Uses of metals and non metals …

Uses of metals:

1. Copper and aluminium are used to make wires for carrying electric currents.
2. Zinc is used for galvanising iron to protect iron from rusting.
3. Silver, gold and platinum are used make jewellery.
4. Iron, copper and aluminium metals are used to make utensils for cooking and for manufacturing machines parts.
5. Mercury is used in thermometer.
6. Lead is mainly used for making electrodes for automobile batteries and for making alloys.

Uses of non-metals:

1. Hydrogen is used in manufacture of ammonia, industrial chemicals.
2. Liquid nitrogen is used in refrigerant, in storing human organs at low temperature.
3. Sulphur is used in manufacture of sulphuric acid, sulphur dioxide gas, sulphur drugs etc.
4. Sulphur is used for vulcanisation of rubber and making gunpowder.
5. Phosphorus is used in the manufacture of fertilisers.
6. Silicon is used for making semiconductors foe which microchips ar