Crude Oil: Fuels & Feedstock

Crude oil provides fractions that are used as fuels and as feedstock for the petrochemical industry.

Explain the difference in how fuels and feedstocks are used. Give specific examples of products made from each group.

[6 marks]

• How are fuels used? (1 mark)

  Fuels are burnt to release energy.

  (1 mark)

• What are examples of fuels and their uses? (2 marks)

  • Petrol for cars

  • Diesel for trucks

  • Kerosene for planes

  (2 marks) for any two

• What is feedstock? (1 mark)

  Raw material used as reactant to produce new chemical products.

  (1 mark)

• What are examples of useful products from feedstock? (2 marks)

  When attracting the electron, fluorine has:

  • less shielding from shells and stronger attraction between positive nucleus and the negative electron it’s gaining (1 mark)

  • so it gains it more easily (1 mark)

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