Cambridge IGCSE · syllabus 0620
IGCSE Chemistry 0620, made visual
Atoms, bonds and reactions you can build with your hands. 61 free lessons follow the Cambridge syllabus topic by topic, for Core and Extended.
The exam papers
Calculators are allowed on every paper. Core leads to grades C–G, Extended to A*–G.
core
- Paper 1 · Multiple Choice (Core): 40 marks, 45 min
- Paper 3 · Theory (Core): 80 marks, 1 h 15 min
- Paper 6 · Alternative to Practical: 40 marks, 1 h
extended
- Paper 2 · Multiple Choice (Extended): 40 marks, 45 min
- Paper 4 · Theory (Extended): 80 marks, 1 h 15 min
- Paper 6 · Alternative to Practical: 40 marks, 1 h
Syllabus topics
States of matter (2)
Atoms, elements and compounds (7)
Stoichiometry (5)
Electrochemistry (3)
Chemical energetics (1)
Chemical reactions (5)
Acids, bases and salts (3)
The Periodic Table (5)
Metals (6)
Chemistry of the environment (3)
Organic chemistry (8)
Experimental techniques and chemical analysis (6)
Chemistry guides
- How to get an A* in IGCSE Chemistry 0620
- IGCSE Chemistry 0620 command words explained
- IGCSE Chemistry 0620 paper structure
- Common mistakes in IGCSE Chemistry mole calculations
- Common mistakes in IGCSE Chemistry electrolysis
- Common mistakes in IGCSE Chemistry bonding and structure
- Common mistakes with ion tests, gas tests and salts
- Common mistakes in IGCSE organic chemistry
Questions students ask
Is Fahmazing free for IGCSE Chemistry?
Yes. Every Chemistry lesson, visual, worked example and practice question is free. Pro adds AI coaching, marking of written answers and unlimited full papers.
Does it cover Core and Extended 0620?
Yes. Choose your tier and the app hides Extended-only (Supplement) content if you sit Core.
Are the questions real past-paper questions?
No. We write our own questions in the style and shape of the Cambridge papers, so you can practise every way a question can be asked. Use official past papers as well for the final weeks.