A big picture view of chemistry and why it is fascinating. How chemistry relates to math and other sciences.

The chemistry archive contains legacy chemistry content, and is not being updated with new content. For our most up-to-date, mastery-enabled courses, check out Middle School Chemistry, High School …

Welcome to high school chemistry! In this course, you’ll explore the fascinating world of atoms and molecules. Learn about atomic structure, isotopes and ions, the periodic table, chemical bonding, …

Learn AP Chemistry using videos, articles, and AP-aligned practice. Review the fundamentals of atomic structure, intermolecular forces and bonding, chemical reactions, kinetics, thermodynamics, and …

In organic chemistry, we will learn about the reactions chemists use to synthesize crazy carbon based structures, as well as the analytical methods to characterize them.

Unit 1 Welcome to organic chemistry Unit 2 Chemical Bonding (Hybridization) Unit 3 Revising functional groups Unit 4 Common Oxidising and Reducing Agents in Organic chemistry

Learn chemistry using videos, articles, and NGSS-aligned practice exercises. Explore the world of elements, compounds, and mixtures, learn about the periodic table, understand physical properties …

Unit 1 Welcome to organic chemistry Unit 2 Chemical Bonding (Hybridization) Unit 3 Revising functional groups Unit 4 Common Oxidising and Reducing Agents in Organic chemistry

An introductory college-level chemistry course that explores topics such as atoms, compounds, and ions; chemical reactions and stoichiometry; ideal gases; chemical equilibrium; acids and bases; …

Chemistry explores matter and its transformations. From ancient alchemists seeking to turn lead into gold, to modern scientists studying atoms, chemistry reveals how everything is made and how it …