1. Introduction: (A) Atomic and molecular structure 1.1 The atom 1.2 Chemical bonds (B) Properties of matter 1.3 Chemical quantities 1.4 States and properties of matter 2. Physical chemistry 2.1 Chemical kinetics 2.2 Photochemistry 2.3 Thermodynamics 2.4 Equilbria 2.5 Electrochemistry 2.6 Chemistry of surfaces and colloids 3. Chemistry of the elements 3.1 Natural abundance of the elements 3.2 Main block elements. Part 1: hydrogen, groups IA, IIA, IIB, IIIB, IVB 3.3 Organic chemicals 3.4 Organic compounds 3.5 Main block elements. Part 2: groups VB, VIA, VIIB, O 3.6 Transition elements 3.7 Biologically essential elements 3.8 Organometallic compounds 3.9 Radionuclides 4. Analytical chemistry 4.1 General principles of analytical chemistry 4.2 Sample collection and storage 4.3 Pre-treatment techniques 4.4 Analytical methods 4.5 Separations 5. Case studies 5.1 Air chemistry 5.2 Fresh waters 5.3 Sea water 5.4 Soils 5.5 Marine sediments.