
CBSE 12th Science Exam Pattern 2026: The Central Board of Secondary Education (CBSE) released the CBSE Class 12 Science Exam Pattern 2026. Students can check the same online on the official website at cbseacademic.nic.in. Apart from the official website, the students can check the CBSE 12th Science Exam Pattern 2026 also on this page. Knowing the exam pattern enables a student to prepare for CBSE 12th Science exams 2026 in a better way by making them aware of important aspects of an exam. Some subjects of CBSE 12th Science 2026 are common for other streams like English, mathematics etc. Subjects that exclusively come under the Science stream are Physics, Chemistry, Biology, etc.
- CBSE 12th Physics Exam Pattern 2026
- CBSE 12th Chemistry Exam Pattern 2026
- CBSE 12th Biology Exam Pattern 2026
- FAQs on CBSE 12th Exam Pattern 2026 Science
CBSE 12th Physics Exam Pattern 2026
For CBSE Class 12 Physics, the theory part has a total weightage of 70 marks. The remaining 30 marks belong to the practicals. CBSE Class 12 Physics chapter-wise exam pattern and the marking scheme are explained below.
Unit |
Topics |
Marks |
---|---|---|
Unit-1 Electrostatics |
Chapter 1: Electric Charges and Fields |
16 |
Unit-2 Current Electricity |
Chapter 3: Current Electricity |
|
Unit-3 Magnetic Effects of Current and Magnetism |
Chapter 4: Moving Charges and Magnetism |
17 |
Unit-4 Electromagnetic Induction and Alternating Currents |
Chapter 6: Electromagnetic Induction |
|
Unit-5 Electromagnetic Waves |
Chapter–8: Electromagnetic Waves |
18
|
Unit-6 Optics |
Chapter–9: Ray Optics and Optical Instruments Chapter–10: Wave Optics |
|
Unit-7 Dual Nature of Radiation and Matter |
Chapter–11: Dual Nature of Radiation and Matter |
12
|
Unit-8 Atoms and Nuclei |
Chapter–12: Atoms Chapter–13: Nuclei |
|
Unit-9 Electronic Devices |
Chapter 7 –14: Semiconductor Electronics: Materials, Devices |
7 |
Practicals: The record to be submitted by the students at the time of their annual examination has to include:
|
||
2 experiments 1 from each section |
7+7 |
|
Practical record |
5 |
|
1 activity from any section |
3 |
|
Investigatory project |
3 |
|
Viva |
5 |
|
Total |
30 |
Click Here to download the CBSE 12th Physics Marking Scheme 2026
Commonly asked questions
CBSE 12th Chemistry Exam Pattern 2026
For Chemistry, the theory part has a total weightage of 70 marks. The remaining 30 marks are assigned to the practicals. The table below contains CBSE class 12 exam pattern for Class 12 Chemistry Chapters and the marking scheme.
Topics |
Marks |
---|---|
Theory |
|
Solutions |
7 |
Electrochemistry |
9 |
Chemical Kinetics |
7 |
d -and f- block elements |
7 |
Coordination Compounds |
7 |
Haloalkaline s & Haloarnes |
6 |
Alcohol, Phenols & Ethers |
6 |
Aldehydes, Ketones & Carboxylic Acids |
8 |
Amines |
6 |
Biomolecules |
7 |
Total |
70 |
Practicals |
|
Volumetric Analysis |
8 |
Salt Analysis |
8 |
Content-Based Experiment |
6 |
Project |
4 |
Class record & viva |
4 |
Total |
30 |
Click Here to download the CBSE 12th Chemistry Marking Scheme 2026
Commonly asked questions
CBSE 12th Biology Exam Pattern 2026
Unit |
Title |
Marks |
---|---|---|
VI |
Reproduction |
16 |
VII |
Genetics and Evolution |
20 |
VIII |
Biology and Human Welfare |
12 |
IX |
Biotechnology and its Applications |
12 |
X |
Ecology and Environment |
10 |
|
Total |
70 |
Click Here to download the CBSE 12th Biology Marking Scheme 2026
Students preparing for competitive examinations like JEE Mains, NEET etc, can check the NEET exam pattern and JEE Mains exam pattern for more information.
Commonly asked questions
FAQs on CBSE 12th Exam Pattern 2026 Science
FAQs related to CBSE 12th Science Exam Pattern 2026 are provided below:
Commonly asked questions
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CBSE 12th Exam
Student Forum
Answered a week ago
Yes, if you have PCM in my 12th grade, you can definitely apply to Chandigarh University's Industrial Design program. All you have to do is confirm that you fit the requirements for eligibility. A minimum of 50% in any stream an accredited board is required for admission to Chandigarh University's I
A
Beginner-Level 4
Answered a week ago
Yes, you can appear for the 12th improvement exam even if you're currently pursuing a Polytechnic course, but it depends on a few key factors related to your board and eligibility.
You can give the improvement exam next year after passing 12th, but not if more than 2 years have passed.
You can appear
d
Beginner-Level 4
Answered a week ago
Yes, Chandigarh University considers your 12th-grade marks for admission to the Bachelor of Fine Arts (BFA) program. The university uses a merit screening process, which looks at your 12th marks along with your CUCET (Chandigarh University Common Entrance Test) score. To be eligible, you need at lea
Z
Contributor-Level 6
Answered a week ago
Heyyy riya
Absolutely! Having a humanities background is no barrier to pursuing Fine Arts at Chandigarh University.
The programme welcomes students from all streams, including humanities, as long as they meet the minimum requirement of 50% marks in their 12th exams. Many humanities students find the
J
Beginner-Level 4
Answered a week ago
Yes you can.For most of the courses youare elligible as 50/55/60 in the minimum requirement.
Most of the courses admission is direct and some may required score like CUET, CMAT, University entrance.
Also you can explore about -
- CUET
- CLAT
- Teaching as a career
- B.ed after graduation
Answered a week ago
Yes, you can get admission in Fine Arts at Chandigarh University even if you did not study Maths in 12th. For this course, subject choice in school does not matter much. The main eligibility is very simple. A student should have passed 10+2 or an equivalent exam in any stream from a recognised board
B
Contributor-Level 7
Answered a week ago
Yes, Science students are fully eligible to join Chandigarh University's Industrial Design course, and in fact, many of the program's modules align well with their background. Students with Physics, Chemistry, or Mathematics in their 10+2 often excel because the curriculum integrates aspects of tech
n
Beginner-Level 3
Answered 2 weeks ago
Yes, you can still get admission in Chandigarh University for BBA even if you scored below 70% in 12th commerce. The basic eligibility is passing Class 12 with at least 50% marks from a recognised board. The university conducts its own entrance test CUCET, and performance in this exam along with you
Answered 2 weeks ago
Students can follow the below mentioned steps to check their CGBSE 12th result:
Visit the official website of the board @cgbse.nic.in
Click on the link that says "CGBSE 12th Result 2025"
Enter roll number and click on the "Submit" button
Your CG Board 12th result will be displayed.
M
Contributor-Level 10
Answered 3 weeks ago
To be eligible for CG PET admission, all students should have passed 12th standard (or equivalent) qualifying entrance examination with Maths, Physics and Chemistry. A minimum of 45% marks should have been scored in the exam (40% for reserved category).
N
Contributor-Level 7
Popular Courses After 12th
Exams accepted
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ICSI ExamExams accepted
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Exams accepted
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Can I apply for Industrial Design at Chandigarh University if I have PCM in 12th?