CONTENTS

Cover

Title Page

Copyright

Acknowledgments

Introduction

1     ORIENTATION

What Is the AP Program?

What Is the AP Chemistry Exam?

Cracking the Multiple-Choice Section

• The Basics

• Pacing

• Guessing

• About Calculators

Cracking the Free-Response Section

• Part A—Problems

• Cracking the Problems

• Part B—Reactions and Essays

• Cracking the Essays

About the Topics Covered on the Test

2     PREPARING FOR THE AP CHEMISTRY EXAM

The Months Before the Test

The Week Before the Test

The Day of the Test

3     ATOMIC STRUCTURE AND THE PERIODIC TABLE

The Periodic Table

Electrons

• Quantum Numbers

• The Aufbau Principle

• The Pauli Exclusion Principle

• Quantum Numbers and the Periodic Table

• Hund’s Rule

• Diamagnetism and Paramagnetism

• Electrons and Energy

• Names and Theories

Periodic Trends

• Atomic Radius

• Ionization Energy

• Electron Affinity

• Electronegativity

Chapter 3 Questions

Chapter 3 Answers and Explanations

4     BONDING

Coulomb’s Law

Bonds

• Ionic Bonds

• Covalent Bonds

• Lewis Dot Structures

• Molecular Geometry

Bonds Between Molecules—Attractive Forces in Solids and Liquids

• Network (Covalent) Bonds

• Metallic Bonds

• Van der Waals Forces

• Hydrogen Bonds

Chapter 4 Questions

Chapter 4 Answers and Explanations

5     STOICHIOMETRY AND CHEMICAL EQUATIONS

Some Math

• Significant Figures

• Logarithms

Moles

• Moles and Molecules

• Moles and Grams

• Moles and Gases

• Moles and Solutions

• Percent Composition

• Empirical and Molecular Formulas

Chemical Equations

• Balancing Chemical Equations

• Chemical Equations and Calculations

Chapter 5 Questions

Chapter 5 Answers and Explanations

6     GASES

Standard Temperature and Pressure (STP)

Kinetic Molecular Theory

The Ideal Gas Equation

Dalton’s Law

Graham’s Law

Van der Waals Equation

Density

Chapter 6 Questions

Chapter 6 Answers and Explanations

7     PHASE CHANGES

The Phase Diagram

Phase Changes

• Naming the Phase Changes

• Heat of Fusion

• Heat of Vaporization

The Phase Diagram for Water

The Heating Curve

Chapter 7 Questions

Chapter 7 Answers and Explanations

8     THERMODYNAMICS

The First and Second Laws of Thermodynamics

State Functions

Standard State Conditions

Enthalpy

• Enthalpy Change, ∆H

• Heat of Formation, ∆H°f

• Bond Energy

• Hess’s Law

• Heat Capacity and Specific Heat

Entropy

• Entropy Change, ∆S°

Gibbs Free Energy

• Free Energy Change, ∆

• ∆G, ∆H, and ∆S

• ∆G and ∆G°

• Standard Free Energy Change and the Equilibrium Constant

Energy Diagrams

• Catalysts and Energy Diagrams

Chapter 8 Questions

Chapter 8 Answers and Explanations

9     SOLUTIONS

Concentration Measurements

• Molarity

• Molality

• Mole Fraction

Solutes and Solvents

Colligative Properties

• Boiling-Point Elevation

• Freezing-Point Depression

• Vapor Pressure Lowering (Raoult’s Law)

• Osmotic Pressure

Density

Solubility

• Solubility Product (Ksp)

• The Common Ion Effect

• Solubility Rules

• Solubility of Gases

Chapter 9 Questions

Chapter 9 Answers and Explanations

10   EQUILIBRIUM

The Equilibrium Constant, Keq

Keq and Gases

The Reaction Quotient, Q

Keq and Multistep Processes

Le Châtelier’s Law

• Concentration

• Volume

• Temperature

• Pressure

Chapter 10 Questions

Chapter 10 Answers and Explanations

11   ACIDS AND BASES

Definitions

• Arrhenius

• Brønsted-Lowry

• Lewis

pH

Weak Acids

• Weak Acids and Calculations

Strong Acids

• Strong Acids and Calculations

Kw

Acid and Base Salts

• Acid-Base Salts and Calculations

Buffers

Polyprotic Acids and Amphoteric Substances

Anhydrides

Titration

Chapter 11 Questions

Chapter 11 Answers and Explanations

12   KINETICS

The Rate Law Using Initial Concentrations

The Rate Law Using Concentration and Time

• First-Order Rate Laws

• Second-Order Rate Laws

• Zero-Order Rate Laws

Collision Theory

• The Rate Constant and Temperature

Reaction Mechanisms

Catalysts

Kinetics and Equilibrium

Chapter 12 Questions

Chapter 12 Answers and Explanations

13   OXIDATION-REDUCTION AND ELECTROCHEMISTRY

Oxidation States

Oxidation-Reduction Reactions

Reduction Potentials

Voltage and Spontaneity

Voltage and Equilibrium

Galvanic Cells

Electrolytic Cells

Chapter 13 Questions

Chapter 13 Answers and Explanations

14   NUCLEAR DECAY

Types of Nuclear Decay

• Alpha Emission ()

• Beta Emission ()

• Positron Emission ()

• Electron Capture ()

• Gamma Rays ()

Nuclear Stability

• Half-Life

Mass Defect and Binding Energy

Chapter 14 Questions

Chapter 14 Answers and Explanations

15   LABORATORY

Recommended Experiments

Safety

Accuracy

Lab Procedures

• Methods of Separation

• Measuring Concentration

Identifying Chemicals in Solution

• Precipitation

• Conduction

• Flame Tests

• Acid-Base Reaction

• Colored Solutions

Laboratory Equipment

Chapter 15 Questions

Chapter 15 Answers and Explanations

16   ORGANIC CHEMISTRY

Hydrocarbons

• Alkanes

• Alkenes

• Alkynes

• Hydrocarbon Rings

Some Functional Groups

• Alcohols

• Organic Acids

• Halides

• Amines

• Aldehydes

• Ketones

• Ethers

• Esters

Isomers

Organic Reactions

Chapter 16 Questions

Chapter 16 Answers and Explanations

17   DESCRIPTIVE CHEMISTRY

The Basics

Scoring

Cracking the Descriptive Chemistry Section

18   THE PRINCETON REVIEW AP CHEMISTRY PRACTICE EXAM 1
19   ANSWERS AND EXPLANATIONS FOR PRACTICE EXAM 1
20   THE PRINCETON REVIEW AP CHEMISTRY PRACTICE EXAM 2
21   ANSWERS AND EXPLANATIONS FOR PRACTICE EXAM 2

Index

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