This chemistry booklet was created to help students specifically with the topic of atomic and molecular structure in chemistry that they will have to know in order to understand and perform well in this subject. This booklet has been made extremely concise yet explains the concepts in detail at the same time. Also, this booklet is not designed to be your main study source, but rather, as an adjunct to your school teacher's notes. There are also lots of practice questions with detailed solutions at the end to solidify the concepts you have learned.