Question

what are metals and non metals? explain its uses​

Answer 1

Answer:

metal :metal are malleable and ductile elements which are good conductors of electricity and heat.

• it is used for making electric wire(copper), machine parts(iron), packaging medicine (using aluminum foil),jewellery and thermometers, etc.

non metal: non metal are the elements which neither malleable nor ductile, they are brittle. non metal don't conduct heat and electricity.

• it is used for making fertilizers, antiseptic, fuels,hardening of rubber,for breathing.

Answer 2

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• ✔Used to cover cable wiring since they cannot transfer electricity.
• ✔Used to make handles for pots and pans since they cannot conduct heat. No heat will be transferred to the handle when cooking.
• ✔ Nitrogen is used as fertilizer for plants.
• ✔ Chlorine is used to make purify water, especially swimming pools.
• ✔ Oxygen is used to breathe. “The air we breathe”