Welcome to MSJChem.com This website features video tutorials and worksheets specifically for the International Baccalaureate (IB) Diploma Chemistry syllabus. Click on the menus at the top of the …

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MSJChem is an IB chemistry teacher originally from the UK. This site was created with the aim of helping IB students around the world with their chemistry studies. Please note that although I make …

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On this page, you will find links to the new syllabus topics (first exams 2025). Please note that this is a work in progress and will be updated on a regular basis. Structure 1.1 Structure 1.2...

Help support my work by joining the Member's Area or by becoming a Patron.

Help support my work by joining the Member's Area or by becoming a Patron.

Understandings: In a primary cell the electrochemical reaction is not reversible. Rechargeable cells involve redox reactions that can be reversed using electricity. Applications: Explanation of the …

Understandings: Retro-synthesis of organic compounds. Applications and skills: Deduction of multi-step synthetic routes given starting reagents and the product (s). Guidance: Conversions with more than …

Understandings: The o r der of a r ea c t i on c an be e i ther i nteger or fr a c t i onal i n natu r e. T he o r d e r of a r ea c t i on c an de scri be, wi th r e s pe c t to a r ea c tant, the nu m ber of pa r t icl es ta ki …