This document contains comprehensive notes on atomic structure, a high-weightage topic in JEE Mains. The notes cover all the important concepts, including the structure of the atom, the different types of subatomic particles, the Bohr model, and the quantum mechanical model. The notes are also supplemented with solved examples and practice questions. This document is intended for students preparing for JEE Mains. It is especially helpful for students who are struggling to understand the concepts...