1. The Atom in Modern Chemistry
1.1 The Nature of Modern Chemistry
1.2 Macroscopic Methods for Classifying Matter
1.3 Indirect Evidence for the Existence of Atoms: Laws of Chemical Combination
1.4 The Physical Structure of Atoms
1.5 Imaging Atoms, Molecules, and Chemical Reactions

2. Chemical Formulas, Chemical Equations, and Reaction Yields
2.1 The Moles: Weighing and Counting Molecules
2.2 Empirical and Molecules Formulas
2.3 Chemical Formula and Percentage Composition
2.4 Writing Balanced Chemical Equations
2.5 Mass Relationships in Chemical Reactions
2.6 Limiting Reactant and Percentage Yield

3. Chemical Bonding: The Classical Description
3.1 The Periodic Table
3.2 Forces and Potential Energy in Atoms
3.3 Ionization Energies and the Shell Model of the Atom
3.4 Electronegativity: The Tendency of Atoms to Attract Electrons
3.5 Forces and Potential Energy in Molecules: Formation of Chemical Bonds
3.6 Ionic Bonding
3.7 Covalent and Polar Covalent Bonding
3.8 Lewis Diagrams for Molecules
3.9 The Shapes of Molecules: Valence Shell Electron-Pair Repulsion Theroy
3.10 Oxidation Numbers
3.11 Inorganic Nomenclature

4. Introduction to Quantum Mechanics
4.1 Preliminaries: Wave Motion and Light
4.2 Evidence for Energy Quantization in Atoms
4.3 The Bohr Model: Predicting Discrete Energy Levels
4.4 Evidence for Wave- Particle Duality
4.5 The Schrӧdinger Equation
4.6 Quantum Mechanics of Particle-in-Box Models
4.7 Quantum Harmonic Oscillator

5. Quantum Mechanics and Atomic Structure
5.1 The Hydrogen Atom
5.2 Shell Model for Many-Electron Atoms
5.3 Aufbau Principle and Electron Configurations
5.4 Shells and the Periodic Table: Photoelectron Spectroscopy
5.5 Periodic Properties and Electronic Structure

6. Quantum Mechanics and Molecular Structure
6.1 Quantum Picture of the Chemical Bond
6.2 De-localized Bonds: Molecular Orbital Theory and the linear Combination of Atomics
6.3 Photoelectron Spectroscopy for Molecules
6.4 Localized Bonds: The Valence Bond Model
6.5 Comparison of Linear of Atomic Orbitals and Valence Bond Methods