Other questions in this quiz

2. How are most metals extracted by their ores?

  • Reduction
  • Using a chemical reaction
  • Electrolysis
  • Using heat the thermally decompose it?

3. What is a metal ore?

  • A rock which contains enough metals which is worth the metal being extracted
  • A rock with little or no ore
  • A metal block which contains diamonds throughout it
  • A rock which contains a mixture of three metals or more

4. Reduction can only happen to certain metals in the reactivity series because...

  • Some create dangerous chemical reactions
  • Carbon can only take the oxygen away from metals which are less reactive than carbon itself
  • Carbon can only take the oxygen away from metals which are more reactive than carbon itself

5. What from is the metal normally in?

  • In a mixture on other metals
  • An oxide of the metal
  • Pure in form

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