The Department of Pre-University Education, Karnataka, has released the latest Chemistry syllabus for the 2nd PUC academic session 2025–26. The syllabus provides a structured outline of chapters, topic-wise breakdown, deleted chapters, and the latest marking scheme. It serves as a roadmap for students preparing for the final board exam by focusing on chapters with greater weightage and omitting removed portions.
This article will walk you through the complete unit-wise topics, important deletions, and the detailed exam pattern to help you prepare efficiently for the 2026 Chemistry exam.
Overview of Karnataka 2nd PUC Chemistry Syllabus 2026
The updated syllabus consists of essential units in Physical, Inorganic, and Organic Chemistry. It includes chapters such as Electrochemistry, Solutions, Chemical Kinetics, d- and f-block Elements, Coordination Compounds, Haloalkanes and Haloarenes, Alcohols, Phenols, Ethers, Aldehydes, Ketones, Carboxylic Acids, Amines, and Biomolecules.
While some chapters have been retained in full, six major chapters have been completely excluded from the curriculum.
Chapter-Wise Topics for Karnataka 2nd PUC Chemistry 2025–26
Here is a complete unit-wise syllabus breakdown:
| Unit | Topics Covered |
| Unit 1: The Solid State | Deleted from syllabus |
| Unit 2: Solutions | Types of Solutions, Concentration Units, Solubility, Vapour Pressure, Ideal/Non-Ideal Solutions, Colligative Properties |
| Unit 3: Electrochemistry | Electrochemical Cells, Nernst Equation, Conductance, Electrolytic Cells |
| Unit 4: Chemical Kinetics | Rate of Reaction, Factors Affecting Reaction, Integrated Rate Equations |
| Unit 5: Surface Chemistry | Deleted from syllabus |
| Unit 6: General Principles of Isolation of Elements | Deleted from syllabus |
| Unit 7: p-Block Elements | Deleted from syllabus |
| Unit 8: d- and f-Block Elements | Position in Periodic Table, Properties of d/f-block, Lanthanoids, Actinoids |
| Unit 9: Coordination Compounds | Werner’s Theory, Ligands, Bonding, IUPAC Nomenclature, Metal Carbonyls |
| Unit 10: Haloalkanes & Haloarenes | Classification, Nomenclature, Nature of C–X Bond, Reactions |
| Unit 11: Alcohols, Phenols & Ethers | Classification, Nomenclature, Structures, Properties of Alcohols and Ethers |
| Unit 12: Aldehydes, Ketones & Carboxylic Acids | Nomenclature, Preparation, Properties, Reactions |
| Unit 13: Amines | Classification, Structure, Preparation, Identification, Diazonium Salts |
| Unit 14: Biomolecules | Carbohydrates, Proteins, Enzymes, Vitamins, Nucleic Acids |
| Unit 15: Polymers | Deleted from syllabus |
| Unit 16: Chemistry in Everyday Life | Deleted from syllabus |
Deleted Topics from Karnataka 2nd PUC Chemistry Syllabus 2026
The Karnataka board has excluded six full chapters from the syllabus. These topics are not to be studied for the board exam:
| Unit Name | Page Numbers | Deleted Topics |
| The Solid State | 1–34 | Entire chapter removed |
| Surface Chemistry | 123–148 | Entire chapter removed |
| General Principles of Isolation of Elements | 149–169 | Entire chapter removed |
| p-block Elements | 170–214 | Entire chapter removed |
| Polymers | 433–446 | Entire chapter removed |
| Chemistry in Everyday Life | 447–463 | Entire chapter removed |
Karnataka 2nd PUC Chemistry Exam Pattern 2026
The board has released the latest exam pattern outlining the marks distribution for each retained chapter.
| Unit Name | Marks Allotted |
| Unit 1: Solid State | -- |
| Unit 2: Solutions | 13 |
| Unit 3: Electrochemistry | 14 |
| Unit 4: Chemical Kinetics | 13 |
| Unit 5: Surface Chemistry | -- |
| Unit 6: General Principles of Isolation | -- |
| Unit 7: p-Block Elements | -- |
| Unit 8: d- and f-Block Elements | 11 |
| Unit 9: Coordination Compounds | 12 |
| Unit 10: Haloalkanes & Haloarenes | 9 |
| Unit 11: Alcohols, Phenols & Ethers | 12 |
| Unit 12: Aldehydes, Ketones & Carboxylic Acids | 14 |
| Unit 13: Amines | 8 |
| Unit 14: Biomolecules | 9 |
| Unit 15: Polymers | -- |
The exam is conducted for a total of 70 marks (Theory) and 30 marks (Practicals).
Karnataka 2nd PUC Practical Exam Marking Scheme 2026
The practical examination is worth 30 marks and will assess students based on the following criteria:
| Component | Marks |
| Volumetric Analysis | 8 |
| Salt Analysis | 8 |
| Content-Based Experiment | 6 |
| Project Work | 4 |
| Class Record + Viva | 4 |
| Total | 30 |
Karnataka 2nd PUC Chemistry Books
To prepare for the 2nd PUC Chemistry exam, students should refer to the following resources:
- NCERT Chemistry Part I – Class 12
- NCERT Chemistry Part II – Class 12
- Microscale Chemistry Laboratory Kit (Lab Manual)
Karnataka 2nd PUC Chemistry Preparation Tips
- Focus on retained chapters with higher weightage like Electrochemistry, Aldehydes & Ketones, and Coordination Compounds.
- Avoid wasting time on deleted units such as p-block elements and polymers.
- Use the model question paper to familiarize yourself with the exam structure.
- Don’t forget to prepare thoroughly for practicals and maintain your lab record properly.
