Combustion Quiz
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Questions and Answers

What is combustion?

  • A reaction that always results in fire
  • A low-temperature endothermic reaction between a fuel and an oxidant
  • A reaction that requires a catalyst to initiate
  • A high-temperature exothermic redox chemical reaction between a fuel and an oxidant (correct)
  • What is a characteristic indicator of combustion?

  • Smoke
  • Heat
  • Flame (correct)
  • Gaseous products
  • What must be supplied to initiate combustion?

  • Low temperature
  • Activation energy (correct)
  • Catalyst
  • High pressure
  • What is the initial process solid fuels undergo in combustion?

    <p>Endothermic pyrolysis</p> Signup and view all the answers

    What is a common example of combustion used to fuel rocket engines?

    <p>Combustion of hydrogen and oxygen into water vapor</p> Signup and view all the answers

    Study Notes

    Combustion Basics

    • Combustion is a chemical reaction between a fuel and an oxidizer that releases heat and light energy.

    Characteristics of Combustion

    • A characteristic indicator of combustion is the production of heat, light, and flames.

    Initiating Combustion

    • Three elements must be supplied to initiate combustion: fuel, oxygen, and heat (ignition source).

    Solid Fuel Combustion

    • The initial process solid fuels undergo in combustion is dehydration, where moisture is driven off.

    Combustion in Rocket Engines

    • A common example of combustion used to fuel rocket engines is the reaction between liquid hydrogen and liquid oxygen.

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    Description

    Test your knowledge of combustion with this quiz! Explore the chemical reactions, fuels, and oxidants involved in the process, and learn about the conditions that lead to the formation of flames and smoke.

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