LIST OF CHEMISTRY EXPERIMENTS REQUIRED FOR SCHOOL CERTIFICATE

Pupils are expected to draw, label and describe these over and over again till they can memorise them:

1. Experiment to show diffusion in a liquid.
2. Experiment to show diffusion in a gas.
3. Experiment to demonstrate electrolysis of molten lead (II) bromide.
4. Experiment to show the electrolysis of copper (II) sulfate using copper electrodes.
5. Experiment to show the working of a fuel cell.
6. Experiment to show that a change is a physical change.
7. Experiment to show that a change is a chemical change.
8. Experiment to show the effect of concentration on the rate of a reaction.
9. Experiment to show the effect of particle size on the rate of a reaction.
10. Experiment to show the effect of temperature on the rate of a reaction.
11. Experiment to show the effect of a catalyst on the rate of a reaction.
12. Experiment to test for an oxidising agent using aqueous potassium iodide solution.
13. Experiment to test for a reducing agent using acidified potassium manganate (VII) solution.
14. Experiment to prepare a soluble salt by titration.
15. Experiment to prepare a soluble salt by the action of an acid on a metal.
16. Experiment to prepare a soluble salt by the action of an acid on an insoluble base or carbonate.
17. Experiment to prepare an insoluble salt by precipitation.
18. Experiment to show the displacement of metallic ions in solution.
19. Experiment to show the conditions required for rusting to take place.
20. Describe fully the extraction of iron from its ore haematite.
21. Outline the extraction of aluminium from its ore bauxite.
22. Outline the purification of water supply.
23. Experiment to demonstrate filtration.
24. Experiment to demonstrate crystallisation.
25. Experiment to demonstrate simple distillation.
26. Experiment to demonstrate fractional distillation.
27. Experiment to demonstrate chromatography.
28. Experiment to test the purity of a given substance by measuring its melting point, by measuring its boiling point or by running a chromatogram.
29. Experiment to test for these anions: CO₃^2-, Cl^-(aq), Br^-(aq), I^-(aq), NO₃^-(aq), SO₄^2-(aq) and SO₃^2-(aq).
30. Experiment to test for these cations (in solution), using aqueous sodium hydroxide or aqueous ammonia: Al³⁺, NH₄⁺, Ca²⁺, Cr³⁺,Cu²⁺, Fe²⁺, Fe³⁺ and Zn²⁺.
31. Experiment to identify the following metal ions using a flame test: Li⁺, Na⁺, K⁺, Ca²⁺, Ba²⁺ and Cu²⁺.
32. Experiment to test for these gases: ammonia, carbon dioxide, chlorine, hydrogen, oxygen and sulfur dioxide.
33. Experiment to test for water.