About this part of the site
This part of Chemguide provides support for the Chemistry for International GCSE book written for the Edexcel syllabus and published in 2017
It is only suitable if you are going to be taking your exam in June 2019 or later.
If you are taking your exam before June 2019, you should go to this page.
This will take you to the main (advanced) part of Chemguide.
© Jim Clark 2017