AQA, EDEXCEL OCR A&B CHEMISTRY REVISION NOTES/REVISION CARDS These condensed Revision Notes (Revision Cards/Flashcards) are an effective and successful way to prepare for exams. They contain all the necessary exam knowledge in a short, easy to memorize form. They break topics down to 1 or 2 pages of what you need to know. Each page covers the key facts, such as definitions and equations, without the distraction of unnecessary information. Having been a successful Chemistry Tutor for fifteen years, my knowledge and experience of A-level Chemistry exams is reflected in the content of these notes: