Chapter 8 Periodic Properties of the Elements

8.1 Nerve Signal Transmission

8.2 The Development of the Periodic Table

8.3 Electron Configurations: How Electrons Occupy Orbitals

·  Electron Spin and the Pauli Exclusion Principle

·  Sublevel Energy Splitting in Multielectron Atoms

·  Electron Configurations for Multielectron Atoms

8.4 Electron Configurations, Valence Electrons, and the Periodic Table

·  Orbital Blocks in the Periodic Table

·  Writing an Electron Configuration for an Element from Its Position in the Periodic Table

·  The Transition and Inner Transition Elements

8.5 The Explanatory Power of the Quantum-Mechanical Model

8.6 Periodic Trends in the Size of Atoms and Effective Nuclear Charge

·  Effective Nuclear Charge

·  Atomic Radii and the Transition Elements

8.7 Ions: Electron Configurations, Magnetic Properties, Ionic Radii, and Ionization Energy

·  Electron Configurations and Magnetic Properties of Ions

·  Ionic Radii

·  Ionization Energy

·  Trends in First Ionization Energy

·  Exceptions to Trends in First Ionization Energy

·  Trends in Second and Successive Ionization Energies

8.8 Electron Affinities and Metallic Character

·  Electron Affinity

·  Metallic Character

8.9 Some Examples of Periodic Chemical Behavior: The Alkali Metals, the Halogens, and the Noble Gase

·  The Alkali Metals (Group 1A)

·  The Halogens (Group 7A)

·  The Noble Gases (Group 8A)

CHAPTER IN REVIEW: Self-Assessment Quiz

·  Key Terms

·  Key Concepts

·  Key Equations and Relationships

·  Key Learning Outcomes

·  EXERCISES: Review Questions

·  Problems by Topic

·  Cumulative Problems

·  Challenge Problems

·  Conceptual Problems

·  Questions for Group Work

·  Data Interpretation and Analysis

·  Answers to Conceptual Connections