Exam-focused handwritten-style notes covering the core concepts of Class 11 Organic Chemistry from the provided lecture. The notes organize Carbon’s unique properties, tetravalency and catenation, isomerism, σ and π bonds, hybridization, structural representations, bond-line structures, cyclic compounds, homolytic and heterolytic bond fission, and the introductory nomenclature framework. Designed with concise explanations, visual memory aids, key rules, examples, and a final one-page revisio...