Write 5 uses of non Metals
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1. Iodine is used for making iodine crystals
2. Graphite is used for making lead of
pencils
3. Carbon is used as a fuel
4. Chlorine is used as a disinfectant
5. Silicon is used for making comp. Chips and solar cells
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Metals are used in making machinery, automobile, aeroplane, trains, satellites , industrial gadgets, cooking, utensils, water boilers, etc.
Some examples of metals :-
⏺ Iron and steel used in construction of bridges, house,trains, satellites etc.
⏺ Aluminium used for wrapping food.
⏺Gold and silver is used for making jewelries.
⏺Mercury is used in thermometer.
⏺ Copper is used in electricity wires because copper is the good conductor of electricity.
⏺ Oxygen:- Non-metals is essential for our life which all living beings in held during breathing.
⏺Nitrogen:- Non-metals used in fertilizer to enhance the growth of plants.
⏺Chlorine :- Non-metal used in purification process.
⏺Iodine :- Non-metal used in the Purple coloured solution which is applied on wounds as an antiseptic.
⏺Sulphur :- Non-metals used in crackers.
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❄ Metals are good conductor of electricity. Example: Copper
❄ Metals are malleable. Example: Iron and aluminium
❄ Metals are lustrous. Example: Gold and silver.
❄Metals are Good conductor of heat.
Example: Iron.
❄ Non-metals are poor conductor of electricity.
❄Non-Metals are Non-malleable.
❄Non-Metals are Non-lustrous.
❄Non-Metals are poor conductor of heat.
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