This app was removed from the App Store.
GCSE Atomic Structure
iOS Universal Education
Atomic Structure is the app that will help you get a good start in Chemistry.
It covers the main concepts of electron arrangement, isotopes and relative atomic mass.
Atomic Structure app is very useful for anyone studying GCSE/IGCSE chemistry.
100+ multiple choice questions will help you master these basic concepts.
Another App from your friends at chemactive.com