AP Chemistry
Multiple-choice section, timed as on exam day
- 60
- questions
- 90
- minutes
- 50%
- of the AP score
The AP Chemistry multiple-choice section has 60 questions in 90 minutes, from atomic structure to electrochemistry, with calculations, data tables and experiments throughout. This practice test simulates the multiple-choice section only.
Last updated:
What the multiple-choice section covers
| Unit | Weight |
|---|---|
| Atomic Structure and Properties | 7-9% |
| Compound Structure and Properties | 7-9% |
| Properties of Substances and Mixtures | 18-22% |
| Chemical Reactions | 7-9% |
| Kinetics | 7-9% |
| Thermochemistry | 7-9% |
| Equilibrium | 7-9% |
| Acids and Bases | 11-15% |
| Thermodynamics and Electrochemistry | 7-9% |
What this practice test gives you
Every question is original and written to the published course framework, with four choices and one defensible answer. After you submit you see how many you got right, the percentage, and an explanation for every question that names the most tempting wrong answer. You do not get an AP score: the free-response section is not included and the College Board publishes no cut scores for its forms. Format and units.
The full multiple-choice section at real length and timing. Free, with an account.
Take the practice testFrequently asked questions
Is the AP Chemistry exam digital?
It is a hybrid exam. The multiple-choice section is taken in the Bluebook app and the free-response answers are handwritten in a paper booklet. This practice test simulates the multiple-choice section only.
Can I use a calculator and a periodic table on AP Chemistry?
Yes. A scientific or graphing calculator is allowed on both sections, and the College Board supplies a periodic table and an equations and constants sheet. This practice test prints every atomic mass, constant and equation a question needs in the question itself.
Which units does AP Chemistry multiple choice cover?
Nine units. Properties of Substances and Mixtures is the largest (18-22%), then Acids and Bases (11-15%); the other seven each count for 7-9%. This practice test follows those weights: 13 questions on substances and mixtures, 9 on acids and bases and 5 or 6 on each other unit.
How many multiple-choice questions are on the AP Chemistry exam?
The multiple-choice section has 60 questions in 90 minutes and counts for 50% of the exam score.
Does this practice test give me an AP score?
No. It reports how many questions you got right and the percentage. The AP score of 1 to 5 also depends on the free-response section, which is not included, and the College Board does not publish the cut scores for each form.
Is there a penalty for wrong answers?
No. AP multiple choice is scored on correct answers only, so answer every question.
Is AxoPrep official?
No. AxoPrep is not affiliated with the College Board. AP is a trademark of the College Board. Every question here is original.
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