Based on Latest CBSE Guidelines: Each paper strictly follows the updated CBSE exam format with the latest question types, ensuring students practice exactly as per the real exam structure. 15 Full-Length Sample Question Papers: Includes 15 carefully designed papers with 50% competency-based questions (CBQs) in every paper. These questions include case-based, assertion-reasoning, and application-oriented problems that test conceptual clarity. Detailed Explanations with Step Marking: Solutions are provided step-by-step following CBSE?s official marking scheme. This not only helps students understand concepts but also guides them in presenting answers for maximum marks. Value Points & Common Mistakes: Each solution highlights the crucial value points to be written in answers and also points out common errors students usually make, helping them avoid marks loss. Quick Study Notes: Concise and effective revision notes covering important definitions, formulas, and chemical concepts are included for last-minute preparation. FREE Supplement with 50 Most Probable Questions: Comes with an additional booklet of 50 highly expected exam-relevant questions, carefully selected to give students a final edge before exams.