02 - Redox and Displacement

• Reactivity Series Order

  • Potassium
  • Sodium
  • Lithium
  • Calcium
  • Magnesium
  • Aluminium
  • Carbon
  • Zinc
  • Iron
  • Hydrogen
  • Copper
  • Silver
  • Gold
• What is a displacement reaction?

  A reaction where a more reactive substance takes the place of a less reactive substance.
• What is oxidation?

  The loss of electrons.
• What is reduction?

  The gain of electrons.
• What is an oxidising agent?


  A substance that enables oxidation of something else by being reduced itself.
• What is a reducing agent?


  A substance that enables reduction of something else by being oxidised itself.
• What happens when magnesium reacts with zinc sulphate?

  Dark grey solid is formed.
• What happens when magnesium reacts with iron (II) sulphate?

  Dark grey solid is formed.
• What happens when zinc reacts with iron(II) sulphate?

  Dark grey solid is formed.
• What happens when magnesium reacts with copper(II) sulphate?

  Pink brown solid is formed.
• What happens when zinc reacts with copper(II) sulphate?

  Pink brown solid is formed.
• What happens when iron reacts with copper(II) sulphate?

  Pink brown solid is formed.