Students! This area will help you with studying and revising International GCSE (IGCSE) Chemistry / Certificate in Chemistry/Science on the Edexcel Exam board specifically, although most of the content is highly likely to be relevant for all other exam boards too.
Principles of Chemistry
States of matter
What are Moles?
Relative formula masses and molar volumes of gases
Chemistry of the Elements
Chemistry in Industry
(Synthetic) Polymers and Monomers
Haber Process: Manufacture of Ammonia
Contact Process: Manufacture of Sulphuric Acid