CBSE Class 12 Chemistry Previous Year Question Paper 2020 is an important resource for effective board exam preparation. It helps students understand the latest CBSE exam pattern, marking scheme, and question distribution. The paper covers all major sections—Physical, Organic, and Inorganic Chemistry. Practicing this paper improves problem-solving skills and boosts confidence. Students can identify frequently asked topics and revise them efficiently. Regular practice of the 2020 Chemistry paper helps in improving accuracy and time management, which are crucial for scoring high marks in the board examination.