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Unit: Atomic structure and properties

AP Chem: SAP (BI), SAP‑1 (EU), SAP‑2 (EU), SAP‑3 (EU), SPQ (BI), SPQ‑1 (EU), SPQ‑2 (EU)


Possible mastery points
AP Chem: SPQ (BI), SPQ‑1 (EU), SPQ‑1.A (LO), SPQ‑1.A.1 (EK), SPQ‑1.A.2 (EK), SPQ‑1.A.3 (EK)
AP Chem: SPQ (BI), SPQ‑2 (EU), SPQ‑2.B (LO), SPQ‑2.B.1 (EK), SPQ‑2.B.2 (EK)
AP Chem: SAP (BI), SAP‑1 (EU), SAP‑1.B (LO), SAP‑1.B.1 (EK)

About this unit

This unit explores the atomic theory of matter, the foundational premise of chemistry. Learn about moles and molar mass, mass spectrometry, percent composition and empirical formulas, electron configurations, photoelectron spectroscopy, periodic trends, and more. Practice what you’ve learned and study for the AP Chemistry exam with more than 100 AP-aligned questions.
AP® is a registered trademark of the College Board, which has not reviewed this resource.