AP Chemistry

Mostly Everything You Need to Know About AP Chemistry

Exam Outline

Section 1: Multiple Choice Questions

Questions Time Exam Weight
60 90 minutes 50%

Section 2: Free Response

Questions Time Exam Weight
7 105 minutes 50%

A calculator is allowed in both sections, with a periodic table and equations sheet provided.

Notes

Work in progress

Unit 1 Unit 2 Unit 3 Unit 5 Unit 7

Course Content

Unit 1: Atomic Structure and Properties
7%–9% of Exam Score

1.1 Moles and molar mass

1.2 Mass spectroscopy of elements

1.3 Elemental composition of pure substances

1.4 Composition of mixtures

1.5 Atomic structure and electron configuration

1.6 Photoelectron spectroscopy

1.7 Periodic trends

1.8 Valence electrons and ionic compounds

Unit 2: Molecular and Ionic Compound Structure and Properties
7%–9% of Exam Score

2.1 Types of chemical bonds

2.2 Intramolecular force and potential energy

2.3 Structure of ionic solids

2.4 Structure of metals and alloys

2.5 Lewis diagrams

2.6 Resonance and formal charge

2.7 VSEPR and bond hybridization

Unit 3: Intermolecular Forces and Properties
18%-22% of Exam Score

3.1 Intermolecular and Interparticle Forces

3.2 Properties of Solids

3.3 Solids, Liquids, and Gases

3.4 Ideal Gas Law

3.5 Kinetic Molecular Theory

3.6 Deviation from Ideal Gas Law

3.7 Solutions and Mixtures

3.8 Representations of Solutions

3.9 Separation of Solutions and Mixtures Chromatography

3.10 Solubility

3.11 Spectroscopy and the Electromagnetic Spectrum

3.12 Photoelectric Effect

3.13 Beer-Lambert Law

Unit 4: Chemical Reactions
7%–9% of Exam Score

4.1 Introduction for Reactions

4.2 Net-Ionic Equations

4.3 Representations of Reactions

4.4 Physical and Chemical Changes

4.5 Stoichiometry

4.6 Introduction to Titration

4.7 Types of Chemical Reactions

4.8 Introduction to Acid-Base Reactions

4.9 Oxidation-Reduction (REDOX) Reactions

Unit 5: Kinetics
7%–9% of Exam Score

5.1 Reaction Rates

5.2 Introduction to Rate Law

5.3 Concentration Changes Over Time

5.4 Elementary Reactions

5.5 Collision Model

5.6 Reaction Energy Profile

5.7 Introduction to Reaction Mechanisms

5.8 Reaction Mechanism and Rate Law

5.9 Pre-Equilibrium Approximation

5.10 Multistep Reaction Energy Profile

5.11 Catalysis

Unit 6: Thermodynamics
7%–9% of Exam Score

6.1 Endothermic and Exothermic Processes

6.2 Energy Diagrams

6.3 Heat Transfer and Thermal Equilibrium

6.4 Heat Capacity and Calorimetry

6.5 Energy of Phase Changes

6.6 Introduction to Enthalpy of Reaction

6.7 Bond Enthalpies

6.8 Enthalpy of Formation

6.9 Hess’s Law

Unit 7: Equilibrium
7%–9% of Exam Score

7.1 Introduction to Equilibrium

7.2 Direction of Reversible Reactions

7.3 Reaction Quotient and Equilibrium Constant

7.4 Calculating the Equilibrium Constant

7.5 Magnitude of the Equilibrium Constant

7.6 Properties of the Equilibrium Constant

7.7 Calculating Equilibrium Concentrations

7.8 Representations of Equilibrium

7.9 Introduction to Le Châtelier’s Principle

7.10 Reaction Quotient and Le Châtelier’s Principle

7.11 Introduction to Solubility Equilibria

7.12 Common-Ion Effect

Unit 8: Acids and Bases
11%–15% of Exam Score

8.1 Introduction to Acids and Bases

8.2 pH and pOH of Strong Acids and Bases

8.3 Weak Acid and Base Equilibria

8.4 Acid-Base Reactions and Buffers

8.5 Acid-Base Titrations

8.6 Molecular Structure of Acids and Bases

8.7 pH and pKa

8.8 Properties of Buffers

8.9 Henderson-Hasselbalch Equation

8.10 Buffer Capacity

8.11 pH and Solubility

Unit 9: Applications of Thermodynamics
7%–9% of Exam Score

9.1 Introduction to Entropy

9.2 Absolute Entropy and Entropy Change

9.3 Gibbs Free Energy and Thermodynamic Favorability

9.4 Thermodynamic and Kinetic Control

9.5 Free Energy and Equilibrium

9.6 Free Energy of Dissolution

9.7 Coupled Reactions

9.8 Galvanic (Voltaic) and Electrolytic Cells

9.9 Cell Potential and Free Energy

9.10 Cell Potential Under Nonstandard Conditions

9.11 Electrolysis and Faraday’s Law

More Resources

Best Youtube Playlist Fiveable Khan Academy Zumdahl’s Chemistry Textbook Princeton Review Textbook Mr. Ku’s Classroom Resources Mia’s Chemistry Review 2024 .PPTX AP StudyResource 2020