Chemistry C2 Part Five. Revision PowerPoint - Big ideas Electrochemistry making elements using electricity. Electrolysis and ionic compounds. In electrolysis an electric current is passed through an ionic compound, either molten or in solution. The compound breaks down into elements .
Revision PowerPoint - Big ideas
Electrochemistrymaking elements using electricity
OXIDATION AND REDUCTION
LEO the lion says GER
Losing Electrons is Oxidation,
Gaining Electrons is Reduction.
Metal objects are electroplated by making them the negative electrode and placing them in a solution of soluble ions. e.g. nickel plating copper