Oxidation and Reduction in Terms of Electrons

Cards (9)

  • Oxidation
    Loss of electrons
  • Reduction
    Gain of electrons
  • Magnesium atom forming magnesium ion Mg2+

    1. Magnesium atom loses electrons
    2. Magnesium atom is oxidized
  • Sulfur atom forming sulfide ion

    1. Sulfur atom gains electrons
    2. Sulfur atom is reduced
  • Aluminium atom forming aluminium ion
    1. Aluminium atom loses 3 electrons
    2. Aluminium atom is oxidized
  • Oxygen atom forming oxide ion
    1. Oxygen atom gains 2 electrons
    2. Oxygen atom is reduced
  • Zinc reacting with copper sulfate
    • Zinc is oxidized
    • Copper is reduced
  • Half equations show oxidation and reduction of individual atoms/ions
  • Symbol equations show overall oxidation and reduction in a reaction