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Master fundamental chemistry concepts from atomic structure to chemical reactions and equilibrium. Access university-level content from MIT, Harvard, and Duke on edX, Coursera, and YouTube, covering general chemistry, solid-state materials, and computational methods for careers in science and healthcare.

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Best Courses Guides

Best Chemistry Courses Online for 2026 (Free & Paid)

7 online chemistry courses, ranked by credential type. Free certificates, ACE credit, college credit, and a 26M-view YouTube series. Find the right one for your goal.

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  1. CHEM101: General Chemistry I

    1 review

  2. General Chemistry I

  3. Chemistry 101: General Chemistry
  4. CrashCourse

    Chemistry by CrashCourse

    3 reviews
  5. Duke University

    Introduction to Chemistry: Reactions and Ratios

    10 reviews

  6. Chemistry - Guided Memorization Nomenclature

    1 review
  7. Duke University

    Introduction to Chemistry: Structures and Solutions

    4 reviews
  8. University of Leeds

    Discovering Science: Medicinal Chemistry

    12 reviews

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