CBSE Class 12 Chemistry Weightage 2025: Unit and chapter-wise marks distribution
The chapter-wise CBSE Class 12 Chemistry Weightage 2025 is given here along with the blueprint of the paper. The marks distribution for units is official and for chapters, it is unofficial as per past papers' analysis.
CBSE Class 12 Chemistry Weightage 2025: The Central Board of Secondary Education has released CBSE Class 12 Chemistry weightage 2024. Candidates can check out the chapter-wise weightage, and unit-wise weightage provided below for convenience. During exams, questions will be asked about physical, inorganic, and organic chemistry. The total marks weightage of the questions appearing from Physical Chemistry will be 23 marks, from Inorganic Chemistry will be 14 marks, and from Organic Chemistry will be 33 marks. Overall, 70 marks will appear from these sections in the theory part, the rest 30 will be covered in the practical segment. Candidates will be evaluated based on their class record, performance in viva, project work, salt and volumetric analysis, and content-based experiments. Check out the weightage in detail below for more clarity, and accordingly from your study strategy for the examination.
CBSE Class 12 Chemistry Weightage 2025
The following table displays CBSE Class 12 Chemistry chapter-wise weightage, along with unit-wise weightage for the theoretical segment:
| Units | Chapters Name | Marks |
| Physical Chemistry | Solutions | 7 marks |
| Electrochemistry | 9 marks | |
| Chemical Kinetics | 7 marks | |
| Weightage | 23 marks | |
| Inorganic Chemistry | d -and f -Block Elements | 7 marks |
| Coordination Compounds | 7 marks | |
| Weightage | 14 marks | |
| Organic Chemistry | Haloalkanes and Haloarenes | 6 marks |
| Alcohols, Phenols and Ethers | 6 marks | |
| Aldehydes, Ketones and Carboxylic Acids | 8 marks | |
| Amines | 6 marks | |
| Biomolecules | 7 marks | |
| Weightage | 33 marks | |
| Total Weightage | 70 marks | |
CBSE Class 12 Chemistry Practical Weightage 2025
The table below shows CBSE Class 12 Chemistry weightage 2025 for the practical segment:
| Evaluation Scheme | Marks |
| Volumetric Analysis | 8 marks |
| Salt Analysis | 8 marks |
| Content Based Experiment | 6 marks |
| Project Work | 4 marks |
| Class record and viva | 4 marks |
| Total | 30 marks |
CBSE Class 12 Chemistry Practical Weightage 2025 for Visually Impaired
The CBSE Class 12 Chemistry weightage 2025 for the practical segment for visually impaired students is as follows:
| Evaluation Scheme | Marks |
| Identification/Familiarity with the apparatus | 5 marks |
| Written test (Based on given/prescribed practicals) | 10 marks |
| Practical Records | 5 marks |
| Viva | 10 marks |
| Total | 30 marks |
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