Other questions in this quiz

2. The two main chemical reactions are called?

  • Thermal decomposition & Magnification
  • Magnification & Electrolysis
  • Reduction and Electrolysis
  • Thermal decomposition & Reduction

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

  • 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
  • Some create dangerous chemical reactions

4. Any metal can be extracted from its ore chemically by reduction with carbon?

  • False
  • True

5. What is a metal ore?

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