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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 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

    4 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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    • YouTube
    • 6 hours 6 minutes
    • Self-Paced
    • Free Video
    • Coursera
    • 9 weeks, 2 hours a week
    • Self-Paced
    • Paid Course
    • edX
    • 6 weeks, 3-4 hours a week
    • Self-Paced
    • Free Online Course (Audit)
    • Coursera
    • 4 weeks, 1 hour a week
    • Self-Paced
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    • edX
    • 4 weeks, 3-4 hours a week
    • Self-Paced
    • Free Online Course (Audit)
    • Swayam
    • 12 weeks
    • Available until Oct 9, 2026
    • Free Online Course

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