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