Chemical Reactions - Arav Suresh

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Across
  1. 1. A reaction in which both oxidation and reduction occur
  2. 3. Another name for calcium hydroxide
  3. 4. New substance formed after a chemical reaction.
  4. 8. A more reactive element displaces a less reactive element from its compound
  5. 12. Aerial oxidation of unsaturated fat present in food.
  6. 13. Addition of oxygen to the substance or the removal of hydrogen from the substance.
  7. 15. Reaction where heat is released
  8. 16. The gradual destruction of pure metals by the action of air, moisture or a chemical.
Down
  1. 2. One compound decomposes into two or more elements or compounds
  2. 5. A substance that takes part in and undergoes change during a reaction.
  3. 6. Type of decomposition that occurs due to heat
  4. 7. Type of decomposition that occurs due to photons/sunlight
  5. 9. Type of deposition that occurs due to the passing of electricity.
  6. 10. Two or more substances combine to form one compound
  7. 11. Reaction where heat is absorbed
  8. 14. Addition of hydrogen to the substance or the removal of oxygen from the subtstance.