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15 Best Chemistry Courses Online

We compared 15 Chemistry courses currently listed on Coursera, edX and Udemy, priced from $19.99 to $1,122.30. 14 of them teach the subject directly and 1 are built around a certification exam. 6 come from a named university or institution, including Duke University, Delft University of Technology and Harvard University. They are ordered by our CourseAsk score, which is built from how thoroughly each course describes what it teaches, whether it comes from a named institution, and how it compares on price — not from star ratings, which our course data does not include.

Courses compared
15
Price range
$19.99 – $1,122.30
Providers
Coursera, edX, Udemy
Last updated
18 Sep 2026
How these 15 courses were chosen

Every course below is a real, currently listed course from Coursera, edX, Udemy, matched to "chemistry" by our catalog and ordered by our CourseAsk score. Courses whose own title names the topic rank above those only tagged with it.

The grade on each entry scores how much the provider publishes about the course before you pay — the length and detail of the description, whether it lists learning outcomes and objectives — and whether a named university or institution stands behind it. A is fully documented and institution-backed; E is little more than a title and a price. Courses with almost nothing published are left ungraded rather than marked down, because an unknown course and a poor one are not the same thing.

There are no star ratings on this page — the course feeds we license do not include them, and we would rather leave a column out than fill it with a number we cannot stand behind. What we do have is price: these range from $19.99 to $1,122.30, as listed by the provider when we last updated the page.

  1. 1
    Coursera MOOC / Non-credit Grade A University-backed

    Introduction to Chemistry: Reactions and Ratios

    Offered by Duke University

    This is an introductory course for students with limited background in chemistry; basic concepts involved in chemical reactions, stoichiometry, the periodic table, periodic trends, nomenclature, and chemical problem solv...

    $49.00
    listed price
  2. 2
    edX MOOC / Non-credit Grade B University-backed

    Science and Engineering - Pre-university Calculus, Physics and Chemistry

    Offered by Delft University of Technology

    This course offers a solid foundation in pre-university calculus, physics, and chemistry, focusing on the fundamental principles that underpin these scientific disciplines. Designed for learners preparing for further stu...

    $148.49
    listed price
  3. 3
    Udemy MOOC / Non-credit Grade B

    Complete IGCSE Chemistry Course: Understand, Practice & Ace

    Are you preparing for the IGCSE Chemistry exam and looking for a structured, clear, and effective way to master the subject? This course is designed to help you understand key concepts, apply them to actual exam question...

    $64.99
    listed price
  4. 4
    Coursera MOOC / Non-credit Grade B

    Chemistry

    Offered by Lecturio

    Master essential chemistry principles that form the foundation of pharmacology, metabolism, and medical diagnostics. This course bridges basic chemical concepts with real-world healthcare applications, preparing you for...

    $49.00
    listed price
  5. 5
    edX MOOC / Non-credit Grade C University-backed

    University Chemistry

    Offered by Harvard University

    University Chemistry offers an in-depth exploration of fundamental chemistry concepts, providing a solid foundation for understanding chemical principles. Throughout the course, you'll engage with core topics such as che...

    $1,122.30
    listed price
  6. 6
    edX MOOC / Non-credit Grade C University-backed

    Chemistry and Technology for Sustainability

    Offered by Wageningen University & Research

    This course explores the relationship between chemistry and technology in the context of sustainability. You'll gain insights into how chemical processes can be aligned with sustainable practices, providing you with valu...

    $842.40
    listed price
  7. 7
    edX MOOC / Non-credit Grade C University-backed

    Science & Cooking: From Haute Cuisine to Soft Matter Science (chemistry)

    Offered by Harvard University

    Top chefs and Harvard researchers explore how everyday cooking and haute cuisine can illuminate basic principles in chemistry, physics, and engineering. Learn about food molecules and how chemical reactions can affect fo...

    $249.00
    listed price
  8. 8
    Udemy Certificate Grade C Lowest price here

    Teaching Chemistry for all grades including ms and PhD schol

    In this course we will study about chemistry, organic chemistry, organic compounds, types of organic compounds, derivative of organic compounds aromatic hydrocarbons, cyclic and polycyclic aromatic hydrocarbons.Nomenclat...

    $19.99
    listed price
  9. 9
    Udemy MOOC / Non-credit Grade C

    Chemistry For IIT JEE MAIN & ADVANCED, NEET, BITS, SAT etc.

    Parent will find that this course is useful for their wards, if their ward/wards -- are in 11th, 12th or dropping an year and are preparing for competitive engineering or science exams such as JEE, NEET, BITS etc- want a...

    $124.99
    listed price
  10. 10
    edX MOOC / Non-credit Grade C University-backed

    Chemistry for the Health Professions

    Offered by Mass General Brigham University of Health Professions

    This course, Chemistry for the Health Professions, is designed for individuals pursuing careers in healthcare. It focuses on the essential chemical principles and concepts that are particularly relevant in medical contex...

    $360.00
    listed price
  11. 11
    edX MOOC / Non-credit Grade C University-backed

    Pre-University Chemistry

    Offered by Delft University of Technology

    Prepare for university by reviewing the science and technology of chemistry. Become familiar with the way chemistry and chemistry-related topics are taught at university level.

    $55.00
    listed price
  12. 12
    Udemy MOOC / Non-credit Grade C

    Chemistry : Metals

    Chemistry : Metals is a course meticulously designed to enable better understanding of the subject Metals. Any learner above middle school level can benefit from the course. The course is about metals, their occurrence,...

    $139.99
    listed price
  13. 13
    Udemy Diploma Grade C

    Basic Science Chemistry for Diploma Students 311305

    Diploma engineers have to deal with various materials and machines. This course is designed with fundamental information to help the diploma engineering students to apply the basic concepts and principles of physics and...

    $19.99
    listed price
  14. 14
    edX MOOC / Non-credit Certification prep University-backed

    Energy to Electrochemistry Final Exam

    Offered by Harvard University

    Demonstrate your chemistry knowledge in the final exam.

    $500.00
    listed price
  15. 15
    Coursera MOOC / Non-credit Grade A University-backed

    Julia Scientific Programming

    Offered by University of Cape Town

    This course introduces you to Julia as a first programming language. Julia is a high-level, high-performance dynamic programming language developed specifically for scientific computing. This language will be particularl...

    $49.00
    listed price

Best Chemistry Courses Online compared

# Course Provider Offered by Price
1 Introduction to Chemistry: Reactions and Ratios Coursera Duke University $49.00 View →
2 Science and Engineering - Pre-university Calculus, Physics and Chemist... edX Delft University of Technology $148.49 View →
3 Complete IGCSE Chemistry Course: Understand, Practice & Ace Udemy $64.99 View →
4 Chemistry Coursera Lecturio $49.00 View →
5 University Chemistry edX Harvard University $1,122.30 View →
6 Chemistry and Technology for Sustainability edX Wageningen University & Research $842.40 View →
7 Science & Cooking: From Haute Cuisine to Soft Matter Science (chemistr... edX Harvard University $249.00 View →
8 Teaching Chemistry for all grades including ms and PhD schol Udemy $19.99 View →
9 Chemistry For IIT JEE MAIN & ADVANCED, NEET, BITS, SAT etc. Udemy $124.99 View →
10 Chemistry for the Health Professions edX Mass General Brigham University of Health Professions $360.00 View →
11 Pre-University Chemistry edX Delft University of Technology $55.00 View →
12 Chemistry : Metals Udemy $139.99 View →
13 Basic Science Chemistry for Diploma Students 311305 Udemy $19.99 View →
14 Energy to Electrochemistry Final Exam edX Harvard University $500.00 View →
15 Julia Scientific Programming Coursera University of Cape Town $49.00 View →

Prices shown are the provider's listed price when we last updated this page. Confirm on their site before enrolling.

What the prices here tell you

The 15 priced courses on this page run from $19.99 to $1,122.30, with the middle of the range around $124.99 — a spread of $1,102.31. That is a wide gap for one subject. A higher price on this page usually reflects who is behind the course rather than how much material it contains, so it is worth opening two or three at different price points and comparing their syllabus before deciding.

Who is behind these courses

These courses come from Coursera, edX and Udemy. The platforms differ in how they sell: some charge once per course, others expect a subscription, and the listed price is not always what you pay at checkout after a promotion. 6 of these are produced by a named university or institution, including Duke University, Delft University of Technology and Harvard University — which usually means a fixed syllabus and a recognised certificate, rather than an individual instructor’s own course.

Courses versus exam preparation

1 of the entries here are built around a certification exam rather than teaching Chemistry from scratch. They are the right choice only if you already know the material and want to pass a specific exam; if you are starting out, pick one of the taught courses first and come back to exam preparation afterwards.

Before you enrol

Open the provider’s own page and check three things this comparison cannot tell you: when the course was last updated, what the syllabus actually covers in its later sections, and what recent learners say. Prices shown here are the provider’s listed price when we last rebuilt this page on 18 September 2026 — they change often, and a promotion can move them substantially. We earn a commission if you enrol through our links, which costs you nothing and never affects the order courses appear in.

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