Chemistry

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Across
  1. 2. a negative subatomic particle
  2. 6. describe oxidised organic material
  3. 7. substance that reduces another substance and is oxidised during the reaction
  4. 8. the loss of electrons
Down
  1. 1. a reaction where more reactive elements displace less reactive ones
  2. 3. the gain of electrons
  3. 4. a reaction where substance reacts with oxygen
  4. 5. the process of rusting on metals
  5. 6. a reaction that compliments each other