Contents: Keys to the study of chemistry; The components of matter; Stoichiometry of formulas and equations; The major classes of chemical reactions; Gases and the kinetic-molecular theory; Thermochemistry: energy flow and chemical change; Quantum theory and atomic structure; Electron configuration and chemical periodicity; Models of chemical bonding; The shapes of molecules; Theories of covalent bonding; Intermolecular forces: liquids, solids, and phase changes; The properties of mixtures: solutions and colloids; Interchapter: a perspective on the properties of the elements; Periodic patterns in the main-group elements; Organic compounds and the atomic properties of carbon; Kinetics: rates and mechanisms of chemical reactions; Equilibrium: the extent of chemical reactions; Acid-base equilibria; Ionic equilibria in aqueous systems; Thermodynamics: entropy, free energy, and the direction of chemical reactions; Electrochemistry: chemical change and electrical work; The elements in nature and industry; The transition elements and their coordination compounds; Nuclear reactions and their applications.