How to Score 70 Marks in CBSE 12 Chemistry Exam 2025?: The Central Board of Secondary Education (CBSE) will be conducting the CBSE 12 Chemistry Exam on February 27, 2025, from 10:30 AM to 1:30 PM. Candidates can check CBSE 12 Chemistry Exam 2025 here for their reference. With the exam date nearing, candidates must adhere to a strict study schedule and focus on the most important chapters to improve their performance. It is advisable for the candidates to follow the 30:70 rule, meaning there are 30 topics that are most repeated that the candidates must follow. Based on previous year's trends, it is expected that physical chemistry will have 23 marks weightages, organic chemistry will have 33 and inorganic chemistry will have 14. Information on how to score 70 marks in CBSE 12 Chemistry exam 2025 is available below.
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How to Score 70 Marks in CBSE 12 Chemistry Exam 2025?
Candidates can check How to Score 70 Marks in CBSE 12 Chemistry Exam 2025 in the table below.
|
Chapter Name |
Important Topics |
| Solutions | Henry law applications, positive-negative deviation, colligative properties, numerical properties |
| Electrochemistry |
Nernst Equation, battery, effect of dilution, Kohlaeausch law, keq numerical |
| Chemical Kinetics |
rate expression, Arrhenius EQ. Numerical, Order, first order numericals, all graphs |
| D and G block |
Physical Properties, KMnO4, Lanthanoid Contraction |
| Coordination Compounds |
IUPAC, VBT Hybridization, Somerism, CFT Configuration |
| Haloalkanes and Haloarenes |
SN1 vs SN2, Elimination Reactions, Haloarenes, Wartz, Finkelstein |
| Alcohol Phenol Ether |
Preparation with Alkene, Kolbe, Reimer, Williamson, Ether Hi Reaction |
| Aldehyde, Ketone Carboxylic acid |
Reasoning-based questions, NAR (NU Auditions, Name reactions, Distinguish tests, Ozonolysis RMgX |
| Amines |
Preparations, Name reactions, distinguishing tests, electrophilic subs, Diazonium Salt |
| Biomolecules |
Glucose, Sucrose, Starch, Linkages, Vitamin Disease, DNA VS RNA, Protein Structure |
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