CBSE Class 12 Chemistry high scoring topics are given on this page. Students preparing for the CBSE 12th exam 2026 can go through the CBSE class 12 Chemistry high scoring topics here.
CBSE Class 12 Chemistry high scoring topics: The Central Board of Secondary Education (CBSE) will conduct the CBSE Class 12 exams 2026 between February 17 and April 10, 2026 in pen and paper format. We have provided CBSE 12th Chemistry High scoring topics on this page. Those who are appearing for the CBSE 12th board exam 2026 can go through the CBSE Class 12 Chemistry Chapters along with CBSE Class 12 weightage. Electrochemistry is the most important chapter in CBSE 12th Chemistry. Students can expect 9 marks question from this chapter.
CBSE 12th Chemistry exam 2026 will be held on February 28, 2026. Students can check the final CBSE 12 date sheet 2026 and use this to prepare for their upcoming CBSE Class 12 exam 2026. CBSE 12th Chemistry theory exam 2026 is for 70 marks. Weightage of practical exam is 30 marks. Students must finish their CBSE Class 12 exam syllabus 2026 and should know the CBSE 12th exam pattern 2026 to score better.
- CBSE Class 12 Chemistry High scoring topics: Weightage
- CBSE Class 12 Chemistry Weightage 2026 Overview
- CBSE Class 12 Chemistry Practical Exam 2026: Weightage
- CBSE 12th Chemistry Exam 2026: Prep Tips
CBSE Class 12 Chemistry High scoring topics: Weightage
Check the CBSE 12th Chemistry chapters along with weightage below. Aldehydes, Ketones and Carboxylic Acids carries 8 marks. Solutions, Chemical Kinetics, d- and f-Block Elements, Coordination Compounds, Biomolecules are equally important since they carry 7 marks each.
| Unit/Chapter |
Marks |
|---|---|
| Solutions |
7 |
| Electrochemistry |
9 |
| Chemical Kinetics |
7 |
| d- and f-Block Elements |
7 |
| Coordination Compounds |
7 |
| Haloalkanes and Haloarenes |
6 |
| Alcohols, Phenols and Ethers |
6 |
| Aldehydes, Ketones and Carboxylic Acids |
8 |
| Amines |
6 |
| Biomolecules |
7 |
| Total |
70 |
Commonly asked questions
The questions asked in CBSE 10th, 12th board exams are taken from NCERT textbooks. The questions are based on concepts and exercises included in these books or may be slightly modified versions of them. Further, questions from previous years' ques papers and, in some cases, the NCERT Exemplar problems for Science and Mathematics are also included.
There is no negative marking in CBSE Class 12 exam. Students must score 33% aggregate marks to pass the examination. In addition, it is also required to secure at least 33% marks in each subject.
If you are not satisfied with the marks, you can apply for revaluation or rechecking of the paper. The marks awarded after the rechecking/revaluation shall be considered as the final marks. Then a new marksheet will be issued to you thereafter.
CBSE Class 12 Chemistry Weightage 2026 Overview
Students can check the overall weightage of CBSE Class 12 Chemistry 2026.
| Component |
Marks |
Overview |
|---|---|---|
| Theory Exam |
70 |
Covers all Chemistry chapters including numericals, reactions and concepts |
| Practical Exam |
30 |
Includes experiments, activities and viva |
| Total |
100 |
Balanced focus on theory and practical knowledge |
CBSE Class 12 Chemistry Practical Exam 2026: Weightage
Students can check the CBSE Chemistry Class 12 Weightage for Chemistry practical exams here. It will help them to understand mark distribution for practical exam.
| Evaluation Scheme |
Marks |
|---|---|
| Volumetric Analysis |
8 |
| Salt Analysis |
8 |
| Content Based Experiment |
6 |
| Project Work |
4 |
| Class Record and Viva |
4 |
| Total |
30 |
CBSE 12th Chemistry Exam 2026: Prep Tips
Students should read the CBSE 12th preparation tips 2026 given below to get good marks. They should make a proper time table and follow it.
- Know the CBSE 12th syllabus and learn accordingly.
- Learn the CBSE 12th text books thoroughly.
- Revise regularly so that they will not forget what they have learnt.
- Practice CBSE 12th sample question papers 2026.
- Make short notes of every chapter.
- Figure out weaker areas and concentrate more on them.
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