redox (chapter 10)

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Across
  1. 4. Gain of electrons or loss of oxygen
  2. 6. substance reacts with oxygen (exothermic)
  3. 7. A substance which oxidises another substance and is reduced.
  4. 8. oxidised organic material (with a bad smell)
  5. 9. substance that changes in a chemical reaction.
Down
  1. 1. Only shows the atoms and ions that react together
  2. 2. Loss of electrons or gain of oxygen
  3. 3. one species is being oxidised, the other is being reduced
  4. 4. Reduces another substance and is oxidised.
  5. 5. substance that is present at the end of a chemical reaction