Chemical Reactions and Equations.

12345678910111213141516
Across
  1. 3. addition of electronegative ion
  2. 5. occurs when barium chloride reacts with sodium sulphate
  3. 6. agent causes reduction
  4. 12. iodide
  5. 13. reaction between an acid and a base
  6. 14. reaction taking place when to elements for a single compound
  7. 16. symbolic representation of a chemical reaction
Down
  1. 1. chemical used in photography
  2. 2. reaction when two compounds exchange their ions
  3. 4. colour of fumes given out when lead nitrate is heated
  4. 7. reaction taking place when calcium carbonate is heated
  5. 8. common effect of aerial oxidation on metals
  6. 9. colour of precipitate formed when lead nitrate reacts with
  7. 10. this is what an equation should be
  8. 11. causes oxidation
  9. 15. addition of electropositive ion