1. Chapter 5 – Energy and chemical changes

4. 5.1 Physical & Chemical Changes

13. 5.4 The concepts of reactivity series of metals

16. Extraction of tin

25. 5.5 Electrolysis

28. Electrolysis

53. 5.6 Production of electrical energy from chemical reactions

74. 5.7 Chemical reactions that occur In the presence of light

81. 5.8 Use of chemical reactions as sources of energy

83. SPM Paper 2 Questions