Source: College Board — AP Chemistry, Free-response questions, 2026
AP Chem · Structure of matter
Unit 3: Properties of Substances and Mixtures
24 questions from past AP exams, newest first.
Source: College Board — AP Chemistry, Free-response questions, 2026
Source: College Board — AP Chemistry, Free-response questions, 2025
Source: College Board — AP Chemistry, Free-response questions, 2025
Source: College Board — AP Chemistry, Free-response questions, 2024
Stuck on Unit 3: Properties of Substances and Mixtures?
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Source: College Board — AP Chemistry, Free-response questions, 2023
Source: College Board — AP Chemistry, Free-response questions, 2023
Source: College Board — AP Chemistry, Free-response questions, 2022
Source: College Board — AP Chemistry, Free-response questions, 2022
Source: College Board — AP Chemistry, Free-response questions, 2022
Stuck on Unit 3: Properties of Substances and Mixtures?
Our tutors clear up your doubts one to one — online, or in person with a local tutor.
Source: College Board — AP Chemistry, Free-response questions, 2021
Source: College Board — AP Chemistry, Free-response questions, 2021
Source: College Board — AP Chemistry, Free-response questions, 2019
Source: College Board — AP Chemistry, Free-response questions, 2019
Source: College Board — AP Chemistry, Free-response questions, 2018
Stuck on Unit 3: Properties of Substances and Mixtures?
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Source: College Board — AP Chemistry, Free-response questions, 2017
Source: College Board — AP Chemistry, Free-response questions, 2013
Source: College Board — AP Chemistry, Free-response questions, 2013
Source: College Board — AP Chemistry, Free-response questions, 2012
Source: College Board — AP Chemistry, Free-response questions, 2012
Stuck on Unit 3: Properties of Substances and Mixtures?
Our tutors clear up your doubts one to one — online, or in person with a local tutor.
Source: College Board — AP Chemistry, Free-response questions, 2011
Source: College Board — AP Chemistry, Free-response questions, 2011
Source: College Board — AP Chemistry, Free-response, form B, 2011
Source: College Board — AP Chemistry, Free-response questions, 2010
Stuck on Unit 3: Properties of Substances and Mixtures?
Our tutors clear up your doubts one to one — online, or in person with a local tutor.