Uses of Non-metals
Chemistry ⇒ Metals and Non-metals
Uses of Non-metals starts at 6 and continues till grade 12.
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See sample questions for grade 9
Describe one use of hydrogen in industry.
Describe one use of nitrogen in the food industry.
Describe one use of phosphorus in daily life.
Explain why chlorine is added to swimming pool water.
Explain why graphite is used as a lubricant.
Explain why oxygen is important for combustion.
Name a non-metal that is used in the making of medicines for thyroid disorders.
Name a non-metal that is used in the preservation of food.
Which of the following is NOT a use of carbon?
(1) Making steel
(2) Making pencils
(3) Disinfecting water
(4) As a fuel
Which of the following non-metals is essential for respiration in living organisms?
(1) Nitrogen
(2) Oxygen
(3) Sulphur
(4) Phosphorus
Which of the following non-metals is used in making bulletproof vests?
(1) Carbon (diamond)
(2) Boron
(3) Sulphur
(4) Oxygen
Which of the following non-metals is used in making computer chips?
(1) Phosphorus
(2) Silicon
(3) Sulphur
(4) Nitrogen
Fill in the blank: ________ is a non-metal used in making fertilizers and explosives.
Fill in the blank: ________ is a non-metal used in making glass.
Fill in the blank: ________ is a non-metal used in making matchsticks and fireworks.
Fill in the blank: ________ is a non-metal used in making soft drinks and fire extinguishers.
State whether the following statement is true or false: Non-metals are used in making synthetic fibres.
True or False: Carbon is used in the form of graphite as electrodes in dry cells.
True or False: Nitrogen is used to fill electric bulbs to prevent oxidation of the filament.
True or False: Non-metals are poor conductors of heat and electricity.
