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- 1. Multiple Choice
Which is the scientific word for burning?
oxidation
combustion
displacement
neutralisation
- 2. Multiple Choice
What are the three parts of the fire triangle?
fuel, oxygen, heat
earth, air, fire
magnesium, oxygen, heat
heat, air, wood
- 3. Multiple Choice
Which word is used to describe something which is burned to release energy?
petrol
fuel
reactant
wood
- 4. Multiple Choice
Which substance is a reactant in every combustion reaction?
Carbon dioxide
butane
oxygen
water
- 5. Multiple Choice
Which of the following is not an example of how combustion reactions are used?
to heat our homes
to generate electricity
to clean toilets
to power cars
- 6. Multiple Choice
Which type of reaction is combustion?
endothermic
reduction
oxidation
displacement
- 7. Multiple Choice
Octane is a fuel used in cars, which contains only carbon and hydrogen atoms. What is produced when octane burns?
carbon dioxide and water
carbon and hydrogen
carbon dioxide only
water only
- 8. Multiple Choice
Hydrogen is a fuel used in space rockets. What is produced when hydrogen burns?
carbon dioxide only
carbon dioxide and water
carbon and hydrogen
water only
- 9. Multiple Choice
Methane is a fuel which contains only carbon and hydrogen atoms. Which is the correct word equation for the combustion of methane?
methane + oxygen → methane oxide + water
methane + oxygen → carbon dioxide + water
methane + oxygen → methane oxide
methane + oxygen → carbon dioxide
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