Prefaces CHAPTER 1 Resonance and the Chemical Bond 1-1. The Development of the Theory of Valence 1-2. Types of Chemical Bonde The Chemical Bond Defined The Ionic Bond and Other Electrostatic Bonds The Metallic Bond; Fractional Bonde 1-3. The Concept of Resonance 1-4. The Hydrogen Molecule-Ion and the One-Electron Bond The Normal Hydrogen Atom The Hydrogen Molecule-Ion The Vir?al Theorem The Hellmann-Feynman Theorem The Conditions for the Formation of a On?-Eleotron Bond 1-5. The Hydrogen Molecule and the Eleotron-Pair Bond Condon's Treatment of the Hydrogen Molecule The Heitler-London Treatment of the Hydrogen Molecule Partial Ionic Character and Deformation The Conditions for the Formation of an Electron-Pair Bond CHAPTER 2 The Electronic Structure of Atoms and the Formal Rules for the Formation of Covalent Bonds 2-1. The Interpretation of Line Spectra 2-2. Stationary States; The Bohr Frequency Prinoiple 2-3. Stationary States of the Hydrogen Atom 2-4. The Electronic Structure of Alkali Atoms The Selection Rule for l. 2-5. The Spinning Electron and the Fine Structure of Spectral Lines 2-6. The Electronic Structure of Atoms with Two or More Valence Electrons 2-7. The Pauli Exclusion Principle and the Periodic System of the Ele-ments 2-8. The Zeeman Effect and the Magnetic Properties of Atoms and Monatomic Ions Hybrid Atomic States 2-9. The Formal Rules for the Formation of Covalent Bonds CHAPTER 3 The Partial Ionic Character of Covalent Bonds and the Relative Electronegativity of Atoms 3-1. The Transition from One Extreme Bond Type to Another Continuous Change in Bond Type Discontinuous Change in Bond Type 3-2. Bond Type and Atomic Arrangement 3-3. The Nature of the Bonds in Diatomic Halogenide Molecules 3-4. Bond Energies of Halogenide Moleoules; The Energies of Normal Covalent Bonds The Postulate of the Geometric Mean 3-5. Empirical Values of Single-Bond Energiee 3-6. The Electronegativity Scale of the Elements The Formulation of the Electronegativity Scale 3-7. Heats of Formation of Compounds in Their Standard States; The Complete Electronegativity Scale 3-8. Relation to Other Properties 3-9. The Electronegativity of Atome and the Partial Ionic Character of Bonds 3-10. The Enthalpy Change in Organic Rearrangemente and the Electro- negativity Scale 3-11. The Correlation of Color and Bond Character CHAPTER 4 The Directed Covalent Bond; Bond Strengths and Bond Angles 4-1. The Nature and Bond-forming Power of Atomic Orbitals 4-2. Hybrid Bond Orbitals; The Tetrahedral Carbon Atom
Derivation of Results about Tetrahedral Orbitals Quantum-mechanical Description of the Quadrivalent Carbon Atom 4-3. The Effect of an Unshared Pair on Hybridization …… CHAPTER 5 Complex Bond Orbitals; The Magnetic Criterion for Bond Type CHAPTER 6 The Resonance of Molecules among Several CHAPTER 7 Interatomic Distances and Their Relation to the Structure of Molecules and Crystals CHAPTER 8 Types of Resonance in Molecules CHAPTER 9 The Structure of Molecules and Complex Ions Involving Bonds with Partial Double-Bond Character CHAPTER 10 The One-Electron Bond and.the Three-Electron Bond; Electron-deficient Substances Valence-Bond Structures CHAPTER 11 The Metallic Bond CHAPTER 12 The Hydrogen Bond CHAPTER 13 The Sizes of Ions and the Structure of Ionic Crystals CHAPTER 14 A Summarizing Discussion of Resonance and Its Significance for Chemistry Appendices and Indices
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