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CBSE Class 12 Chemistry Deleted Syllabus 2025: The Central Board Of Secondary Education has released the revised curriculum for the academic year 2024-25. The CBSE Class 12 Chemistry deleted syllabus has been listed in a tabular format that students can look at. Students can check the complete list here to ensure that you prepare only what will be evaluated in the 2025 board examinations by CBSE.
CBSE Class 12 Chemistry Deleted Syllabus 2025
In this article, you can view the list of CBSE Class 12 Chemistry Deleted syllabi.
| Unit | Deleted Topic |
| Surface Chemistry | (whole chapter deleted) |
| General Principles and Processes of Isolation of Elements | (whole chapter deleted) |
| p -Block Elements | (whole chapter deleted) |
| Organic Compounds containing Nitrogen | Renamed to Amines (Unit 9) Cyanides and Isocyanides |
| Polymers | (whole chapter deleted) |
| Chemistry in Everyday Life | (whole chapter deleted) |
NCERT Class 12 Book Rationalised Content
Chemistry Book Part-1
| Chapter | Page Number | Dropped Topics |
| Unit 1: The Solid State | 1-34 | Full Chapter |
| Unit 5: Surface Chemistry | 123–148 | Full Chapter |
| Unit 6: General Principles and Processes of Isolation of Elements | 149–169 | Full Chapter |
| Unit 7: The p-Block Elements | 170–214 | Full Chapter |
Chemistry Book Part-2
| Chapter | Page Number | Dropped Topics |
| Unit 15: Polymers | 433–446 | Full Chapter |
| Unit 16: Chemistry in Everyday Life | 447–463 | Full Chapter |
CBSE Class 12 Chemistry Revised Course Structure 2024-25
| S.No | UNIT | Marks |
| 1 | Some Basic Concepts of Chemistry | 7 |
| 2 | Structure of Atom | 9 |
| 3 | Classification of Elements and Periodicity in Properties | 6 |
| 4 | Chemical Bonding and Molecular Structure | 7 |
| 5 | Chemical Thermodynamics | 9 |
| 6 | Equilibrium | 7 |
| 7 | Redox Reactions | 4 |
| 8 | Organic Chemistry: Some Basic Principles and Techniques | 11 |
| 9 | Hydrocarbons | 10 |
| TOTAL | 70 |
Now, that the students know about the syllabus, they can easily start preparing for the exam.
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