A successful student makes sure they understand everything and doesn't let any concepts pass them by...here are some useful websites to hep you be that successful student!!
Reading around the subject will help you secure your understanding and prepare you for university- and it's interesting!!
- Doc Brown's Page: http://www.docbrown.info/ has lots of notes, quizzes and worksheets for AS/A2. It's aimed at all the syllabi but great for reading around the subject.
- Salters A Level Chemistry website: http://www.york.ac.uk/org/seg/salters/chemistry/index.html has lots of DIY resources that teachers make that could help you, and information about the individual investigation
- Probably one of the best websites is http://www.4college.co.uk/ aimed purely at the salters course it has absolutely fantastic summary notes that are really easy to read!