Question

Write the 5 uses of metal and non metal.​

Answer 1

Explanation:

Uses of metals :-

• Copper and aluminium are used to make wires for carrying electric currents.
• Zinc is used for galvanising iron to protect iron from rusting.
• Silver, gold and platinum are used make jewellery.
• Iron, copper and aluminium metals are used to make utensils for cooking and for manufacturing machines parts.
• Mercury is used in thermometer.

Uses of non-metals:

• Hydrogen is used in manufacture of ammonia, industrial chemicals.
• Liquid nitrogen is used in refrigerant, in storing human organic food in cold temperature.
• Silicon is used for making semiconductors foe which microchips are made.
• Chlorine is used for disinfecting drinking water.
• Oxygen is used in breathing support system for patients.

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Answer 2

Answer:

Some non - metals and their uses are listed below :

• 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.

•  Potassium is used in fertilizers.

•  Nitrogen is used by plants.

•  Graphite is used in making leads.

•  Carbon is used as a fuel.

• Bromine is used in dyes and pesticides.

Some metals and their uses are listed below :

•  Gold and silver are used for making jewellery.

•  Copper is used for making electrical wires, cooking utensils etc.

•  Zinc is mainly used as a protective coat for iron. 

•  Aluminium is used for making electrical cables, packaging, cooking utensils, etc.

•  Metals like iron and steel are widely used in building and home constructions.

•  Liquid metals like Mercury which can exist in room temperature is used in clinical thermometers.

• Lead is commonly used in car batteries.

• Coins are made up of nickel.

•  Sodium used as table salt.

• Uranium is commonly used in defence fields as a nuclear reactor.

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