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 …

Organic chemistry: Organic chemistry is the study of chemicals containing carbon with hydrogen. Carbon is one of the most abundant elements on Earth and is capable of forming a tremendously …

Learn high school chemistry using videos, articles, and NGSS-aligned practice. Explore the fundamentals of atomic structure, chemical bonding, chemical reactions, thermochemistry, solutions, …

Chemistry is the science that studies what everything is made of and how it changes. It looks at matter, which is anything that takes up space. Chemistry tries to understand how matter is built, how it …

Whether you are aware or not, chemistry is part of your everyday world. In this course, you will learn many of the essential principles underlying the chemistry of modern-day life.

Balancing chemistry equations is a way of bringing order and honesty to the world of reactions. It is about noticing details, trusting the rules, and knowing that every atom counts. Whether you balance …

Mastering supports the way chemistry students learn best: through engaging, immersive experiences.

AP Chemistry is an introductory college-level chemistry course. Students cultivate their understanding of chemistry through inquiry-based investigations as they explore topics like atomic and molecular …

Chemistry is the scientific study of the properties and behavior of matter. It is a physical science within the natural sciences that studies the chemical elements that make up matter and compounds made …

Welcome to the Chemistry Library. This Living Library is a principal hub of the LibreTexts project, which is a multi-institutional collaborative venture to develop the next generation of open-access texts to …