There is a new book in Popular bookshops that is written by Mr Eric Kua. The title is "A Level Chemistry - Novel Organic Chemistry Questions".
Why should you get a copy? It is for those who want to get a pass in your coming Prelims exams and a good grade in A levels Chemistry exams.
What is it about? The guided questions are on novel Chemistry reactions and their mechanisms. These questions are likely to appear in prelims exams in one form or another. The standard of this book is around university year one / two organic chemistry. The author has provided lots of help and clues in the book.