Chemistry AQA GCSE C1

Several C1 topics

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1. Which of the following metals cannot be reacted with carbon to separate it from its ore? (Clue: you may have to look at the reactivity series)

  • Aluminium
  • Lead
  • Copper
  • Iron
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2. What is the first step for extracting copper from a high grade ore?

  • Bioleaching
  • Smelting
  • Electrolysis
  • Displacement

3. In bioleaching, what is grown and made into a solution in copper ore?

  • Miley Cyrus
  • Plants
  • Bacteria
  • Fungus

4. What is one of the disadvantages of electrolysis

  • It is a difficult process
  • It is expensive
  • It is a waste of time
  • It doesn't always work

5. Following phytomining and bioleaching, which of the following processes can be used to purify the copper?

  • Smelting
  • Electrolysis
  • Fractional distillation
  • React with carbon

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