Chemical Equations and Reactions

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Across
  1. 3. The reactant that is required and common in all combustion reactions
  2. 8. The main reactant in respiration
  3. 9. The product formed at the Cathode during electrolysis of water
  4. 12. A reaction in which a more reactive element displaces a less reactive element
  5. 15. The white precipitate formed when Barium Chloride reacts with Sodium Sulphate
  6. 16. Another name for Calcium Hydroxide
  7. 17. The new substance formed as a result of a chemical reaction
  8. 18. The state of water when it reacts with Iron to form Fe3O4
Down
  1. 1. A reaction that absorbs heat energy from the surroundings
  2. 2. A substance that takes part in and undergoes change during a chemical reaction
  3. 4. The color of Ferrous Sulphate solution
  4. 5. A type of chemical equation where the number of atoms of each element is equal on both sides
  5. 6. An insoluble solid formed during a chemical reaction in solution
  6. 7. The color of the Nitrogen Dioxide fumes produced when Lead(II) Nitrate is heated
  7. 10. The reaction condition for the decomposition of Silver Chloride
  8. 11. Another name of the compound, when heated, decomposes into Quick lime and Carbon dioxide gas
  9. 13. A chemical reaction in which a substance reacts with oxygen to release heat
  10. 14. The color of the precipitate formed when Lead(II) Nitrate reacts with Potassium Iodide