Cards (10)

    • What are the conditions for cracking?
      High temperature and a catalyst or steam
    • What is an alkene?
      A hydrocarbon with a double bond
    • Why are long chain hydrocarbons not good fuels?
      They are not very flammable
    • What is the first type of cracking mentioned?
      Catalytic cracking
    • What is the second type of cracking mentioned?
      Steam cracking
    • What is a key feature of alkenes compared to alkanes?
      Alkenes are more reactive than alkanes
    • How do you balance a chemical equation for cracking?
      Ensure carbon and hydrogen atoms are equal
    • What are the uses of alkenes?
      • Used to make polymers
      • Starting material for other chemicals
    • What happens to bromine water when it tests for alkenes?
      • Bromine water is orange
      • Turns colorless when shaken with an alkene
    • What is the process of cracking used for?
      • To convert long chain hydrocarbons into shorter, useful hydrocarbons
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