list out any 4 uses of metals and nonmetals
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Copper is used for making electrical wires, cooking utensils, etc. Zinc is mainly used as a protective coating for iron. Aluminium is used for making electrical cables, packaging, cooking utensils, etc. Non-metals Hydrogen is used for the synthesis of ammonia and methyl alcohol, in welding torches, etc.
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- Gold, Platinum and silver are used as jewelleries and ornaments.
- Iron and steel are used for construction purpose.
- Aluminium, steel are used as utensils.
- Mercury is used in thermometer and helps to check the temperature.
- Aluminium are used as insulation wires.
- Oxygen is used for breathing.
- Chlorine is used for purifying water.
- Phosphorous is used in crackers.
- Non - metals like nitrogen is used in fertilizers.
- Graphite is used as a good conductor of electricity.
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