Resources

Notes on Atkins: Chemical Principles, by CODStaff

Notes on Clayden Organic Chemistry, by CODStaff

Notes on Clayden Organic Chemistry, by CODStaff

UK resource with exceptional inorganic chemistry

Open source chemistry textbooks

Huge collection of organic chemistry problems

Extremely large file containing advanced organic notes and problems

Extremely large file containing advanced organic chemistry problems

Short notes on assorted chemistry topics

Compilation of every CODS Original POTD

Link to U.S. National Chemistry Olympiad exams

Problem base of USNCO exams, sorted by topic

A database of organic synthesis

A collection of difficult organic chemistry problems

Free summary sheets on organic chemistry

A funner way to learn A-level/IB chemistry

USNCO Exam Walkthroughs

Organic Chemistry Concept Explanations

Official CODS Youtube with Staff Lectures

Excellent resource for learning new reactions by doing total synthesis problems.

Extensive network of organic resources and some laboratory resources.

Comprehensive organic database including NS, CNMR, HNMR, IR, Raman, and ESR spectroscopy.

Accurate information on the properties of any chemical.

Easy to understand IR spectroscopy sheet.

Introductory chemistry explained simply

Recommended beginner general chemistry textbook

Recommended non-beginner general chemistry textbook

Recommended beginner organic chemistry textbook

Recommended non-beginner organic chemistry textbook