Pt. 1. Equilibrium. The properties of gases ; The First Law: the concepts ; The First Law: the machinery ; The Second Law: The concepts ; The Second Law: the machinery ; Physical transformations of pure substances ; Simple mixtures ; Phase diagrams ; Chemical equilibrium ; Equilibrium electrochemistry. -- Pt. 2. Structure. Quantum theory: introduction and principles ; Quantum theory: techniques and applications ; Atomic structure and atomic spectra ; Molecular structure ; Molecular symmetry ; Spectroscopy 1: rotational and vibrational spectra ; Spectroscopy 2: electronic transitions ; Spectroscopy 3: magnetic resonance ; Statistical thermodynamics: the concepts ; Statistical thermodynamics: the machinery ; Molecular interactions ; Macromolecules and aggregates ; The solid state. -- Pt. 3. Change. Molecules in motion ; The rates of chemical reactions ; The kinetics of complex reactions ; Molecular reaction dynamics ; Processes at solid surfaces ; Dynamics of electron transfer. -- Further information 1: Mathematical techniques. -- Further information 2: Essential concepts of physics. -- Data section. -- Answers to exercises. -- Answers to problems.