Contents:
5.1 Introduction
5.2 Concepts and definitions
5.3 The tight-binding picture of bonding
5.4 Adsorption of isolated adatoms
5.5 Alkali-metal adsorption: the traditional picture of on-surface adsorption
5.6 Substitutional adsorption and formation of surface alloys
5.7 Adsorption of CO on transition-metal surfaces - a model system for a simple molecular adsorbate
5.8 Co-adsorption [the example CO plus O on Ru(0001)]
5.9 Chemical reactions at metal surfaces
5.10 The catalytic oxidation of CO
5.11 Summary outline of main points