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Chemistry, 7/e
Raymond Chang, Williams College

Chemical Bonding I: Basic Concepts

ELearning Session

9.1 Lewis Dot Symbols

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Placing Electrons in Lewis Structures
Bonds and Lone Pairs
The Octet Rule
Writing Lewis Structures I
Writing Lewis Structures II
Lewis Structures

9.2 The Ionic Bond

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Sodium1 Chloride
Quiz
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Lattice Energy
Coulomb's Law
Computing Lattice Energy with the Born-Haber Cycle

9.3 Lattice Energy of Ionic Compounds

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Sodium1 Chloride
Quiz
Ionic vs Covalent Bonding
Quiz
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Lattice Energy
Coulomb's Law
Computing Lattice Energy with the Born-Haber Cycle

9.4 The Covalent Bond

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Covalent Bond
Quiz
Ionic vs. Covalent Bonding
Quiz
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Bond Strength

9.5 Electronegativity

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Polarity of Molecules
Quiz
Polarity1
Quiz
Electronegativity
Quiz
Redox1
Quiz
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Determining Molecular Shape
Electronegativity and the Elements
REDOX Illustrations
Oxidation Numbers
Identifying Oxidized and Reduced Elements

9.6 Writing Lewis Structures

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Placing Electrons in Lewis Structures
Bonds and Lone Pairs
The Octet Rule
Writing Lewis Structures I
Writing Lewis Structures II
Lewis Structures

9.7 Formal Charge and Lewis Structure

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Formal Charges

9.8 The Concept of Resonance

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Resonance Structure
The Resonance Structures of Carbonate Ion
The Lewis Structure of Benzene

9.9 Exceptions to the Octet Rule

   
  
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Placing Electrons in Octet Rule Exceptions

9.10 Bond Energies

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Energy1 Activation
Quiz
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Work and Heat
Exothermic or Endothermic Reactions
Enthalpies of Reaction