AP®ChemistryCollege BoardUnit 4: Chemical Reactions

Unit 4: Chemical Reactions (College Board AP® Chemistry)

Get ready for your College Board AP® Chemistry exams with our revision resources. Find everything you need to revise this topic, so you can go into your exam confident and prepared. Teachers and examiners write all our resources, and they’re designed specifically for each exam board. We regularly update them to match the latest syllabus, so you’ll only revise the most accurate, up-to-date information. Explore the collection below to get started.

Chemical Changes

  1. Physical & Chemical Changes
  2. Representing Chemical Changes
  3. Balancing Chemical Equations
  4. Physical & Chemical Processes

Stoichiometry

  1. Conservation of Mass
  2. Mole Calculations
  3. Ideal Gas Law & Solutions
  4. Introduction to Titration

Types of Chemical Reactions

  1. Identifying Acid-Base Reactions
  2. Oxidation-Reduction Reactions
  3. Assigning Oxidation Numbers
  4. Oxidation-Reduction (Redox) Reactions
  5. Precipitation Reactions

Brønsted-Lowry Acids & Bases

  1. Brønsted-Lowry Acids & Bases
  2. Conjugate Acids & Bases

Chemical Changes

  1. Multiple Choice Questions
  2. Free Response Questions

Stoichiometry

  1. Multiple Choice Questions
  2. Free Response Questions

Types of Chemical Reactions

  1. Multiple Choice Questions
  2. Free Response Questions

Brønsted-Lowry Acids & Bases

  1. Multiple Choice Questions
  2. Free Response Questions
College Board AP® Chemistry Past Papers