AP Chem Score

AP Chemistry Score Calculator

Use ChemiFun’s free calculator to estimate your AP Chemistry exam score based on your multiple-choice (MCQ) and free-response (FRQ) performance.

Enter Your Practice Scores

Based on 60 MCQs and 7 FRQs (3 long, 4 short).

FRQ Points

Your Estimated Score

MCQ: –

FRQ: –

Composite: – / 100

Predicted AP Score: –

Enter your scores and click “Calculate” to see your estimate.

This is an unofficial prediction tool and is not affiliated with the College Board. Use it to guide your practice, not as a guarantee.

AP Chemistry Units Overview

The AP Chemistry course is organized into nine units. Use this overview to plan your revision, and combine it with the full study guide on Chem.fun.

  1. Unit 1 – Atomic Structure and Properties – electrons, periodic trends, PES.
  2. Unit 2 – Molecular and Ionic Compound Structure – bonding, VSEPR, polarity.
  3. Unit 3 – Intermolecular Forces and Properties – IMFs, boiling point, solubility.
  4. Unit 4 – Chemical Reactions – stoichiometry, limiting reactants, redox.
  5. Unit 5 – Kinetics – rate laws, mechanisms, activation energy.
  6. Unit 6 – Thermodynamics – enthalpy, calorimetry, Hess’s law.
  7. Unit 7 – Equilibrium – K, Q, ICE tables, Le Châtelier.
  8. Unit 8 – Acids and Bases – pH, pOH, Ka, Kb, titrations, buffers.
  9. Unit 9 – Applications of Thermodynamics – ΔG, entropy, electrochemistry.

For formulas, see the AP Chem Formula Sheet. To test yourself, try the AP Chem Quiz.

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