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C14: Crude oil and fuels

Quiz by Oxford Revise Chemistry

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19 questions
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  • Q1
    What term is used to describe a compound containing carbon and hydrogen only?
    Users re-arrange answers into correct order
    Jumble
    60s
  • Q2
    Complete the sentence to describe how crude oil is formed: Over ___1___ of years from the remains of ancient ____2____
    1. thousands 2. plants
    1. hundreds 2. dead animals
    1. billions 2. fossils
    1. millions 2. biomass
    60s
  • Q3
    What term is used to describe hydrocarbons that only have single bonds?
    fractions
    alkenes
    alkanes
    haloalkenes
    60s
  • Q4
    What are the first four alkanes?
    propane, methane, ethane, pentane
    methane, hexane, butane, ethane
    methane, propane, ethane, octane
    methane, ethane, propane, butane
    60s
  • Q5
    60s
  • Q6
    How does boiling point of hydrocarbons depend on the chain length?
    shorter the chain, higher the boiling point
    longer the chain, higher the boiling point
    Nno relationship between the two
    60s
  • Q7
    How does viscosity of hydrocarbons depend on chain length?
    longer the chain, higher the viscosity
    no trend between the two
    shorter the chain, higher the viscosity
    60s
  • Q8
    How does flammability hydrocarbons depend on chain length?
    no trend between the two
    longer the chain, lower the flammability
    shorter the chain, lower the flammability
    60s
  • Q9
    How can the different alkanes in crude oil be separated?
    fractional distillation
    filtration
    distillation
    crystallisation
    60s
  • Q10
    In fractional distillation, what term is used to describe a group of hydrocarbons with similar chain lengths?
    fuel section
    homologous group
    fraction
    alkane group
    60s
  • Q11
    Petrol and diesel oil are produced from fractional distillation of crude oil. Which of these is not a fuel produced from fractional distillation?
    kerosene
    liquefied petroleum gases
    coal
    heavy fuel oil
    60s
  • Q12
    Plastic polymers can be produced from the fractions of crude oil. Which of these is NOT produced from crude oil fractions?
    detergents
    alloys
    solvents
    lubricants
    60s
  • Q13
    What term is used to describe the breaking down of a long chain hydrocarbon into smaller molecules?
    cracking
    reduction
    decomposition
    combustion
    60s
  • Q14
    Name two methods to carry out cracking.
    steam cracking, catalytic cracking
    water cracking, catalytic cracking
    catalytic cracking, fuel cracking
    gas cracking, steam cracking
    60s
  • Q15
    What are the products of cracking?
    Long chains of alkanes and alkenes
    short chain alkanes and alkenes
    short chains of alkenes
    short chains of alkanes
    60s

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