Students appearing for CBSE Class 12 Physics exams should be aware of the exam pattern, which shares the weightage given to every chapter of the subject. This article shares the CBSE Class 12 Physics Chapters to get Maximum Marks. Students must thoroughly go through them to ensure that they score well…
CBSE Class 12 Physics Chapters to get Maximum Marks – The Central Board of Secondary Education (CBSE) conducted the CBSE 12th exams 2026 between February 17 and April 10, 2026. The CBSE Class 12 Physics exam 2026 was held on February 20, 2026.
Students preparing for the CBSE 12th Exam 2026 Physics can check below the chapters that must read in order to score high in the subject. Along with the prep tips, we have also shared the chapter-wise weightage of marks, and more.
Also read: CBSE 12th Date Sheet 2026
- CBSE Class 12 Physics Weightage 2026 Overview
- CBSE Class 12 Physics Topics carrying High Marks
- CBSE Physics Class 12: Chapter-wise Weightage of Topics
- CBSE Class 12 Physics Exam 2026: Weightage for Practical Exam
- CBSE Class 12 Physics Preparation Tips to Score Well
CBSE Class 12 Physics Weightage 2026 Overview
Physics exam for Class 12 tests both the theoretical and practical components. Below is an overview of the marks distribution.
| Component |
Marks |
Details |
|---|---|---|
| Theory Exam |
70 |
Covers all Physics units with derivations, numericals and concepts |
| Practical Exam |
30 |
Includes experiments, activities, and viva |
| Total |
100 |
Balanced focus on theory and practical knowledge |
Commonly asked questions
Yes. Electrostatistics includes two chapters namely Electric Charges & Fields and Electrostatic Potentials & Capacitance. The unit covers topics such as Conservation of charge, Coulomb's law-force between two- point charges, forces between multiple charges; superposition principle and continuous charge distribution, potential difference, electric potential due to a point charge, a dipole and system of charges; equipotential surfaces, etc. Check the table below to know the weightage of the unit in the board exams:
| Chapters | marks |
|---|---|
| Chapter–1: Electric Charges and Fields | 16 |
| Chapter–2: Electrostatic Potential and Capacitance | |
| Chapter–3: Current Electricity (Click for complete CBSE 12th Syllabus 2024) |
Yes, Current Electricity is part of CBSE Physics syllabus. It includes topics like Electric current, flow of electric charges in a metallic conductor, drift velocity, mobility and their relation with electric current; Ohm's law, V-I characteristics (linear and non-linear), electrical energy and power, electrical resistivity and conductivity, temperature dependence of resistance, Internal resistance of a cell, potential difference and emf of a cell, combination of cells in series and in parallel, Kirchhoff's rules, Wheatstone bridge. The weightage of the unit in the final board exams is provided below:
| Chapter | Marks |
|---|---|
| Chapter–1: Electric Charges and Fields | 16 |
| Chapter–2: Electrostatic Potential and Capacitance | |
| Chapter–3: Current Electricity (Click here for complete CBSE 12th Science syllabus) |
CBSE Class 12 Physics Topics carrying High Marks
To score high in CBSE Class 12 Physics theory exam, students must prioritize high-weightage units: Optics (14+ marks), Electrostatics (10+ marks), Magnetic Effects & Magnetism (11+ marks), and Semiconductors [1-3]. Other high-scoring, relatively easier chapters include Dual Nature, Atoms, Nuclei, and Electromagnetic Induction.
Also Read: Click to download CBSE 12th physics sample papers and previous years' ques papers
CBSE 12th Physics - Top High-Weightage Chapters for Maximum Marks
Optics (Ray & Wave Optics): Consistently carries the highest weightage (approx. 14–15 marks). Focus on lens makers' formula, mirror formula, microscope, telescope, and wave optics phenomena (diffraction/interference).
Electrostatics: (Chapters 1 & 2) – High weightage (approx. 10 marks), focusing on Coulomb's law, Gauss's law applications, and capacitors.
Magnetic Effects of Current & Magnetism: (Chapters 3, 4, 5, 6) – High weightage (approx. 11 marks), focusing on Biot-Savart law, Ampere's law, and Faraday's laws.
Semiconductors & Electronic Devices: Highly scoring, conceptual, and carries good weightage (approx. 7 marks).
Electromagnetic Waves & Alternating Current: Generally easy with high-scoring, formula-based questions.
Also read: CBSE Class 12 Syllabus 2026
CBSE Physics Class 12: Chapter-wise Weightage of Topics
Students can check below the weightage given to all chapters and units in the subject. It is important to know the distribution of marks to strategize the preparation.
| Unit |
Chapter(s) |
Approx. Marks |
|---|---|---|
| I |
Electric Charges and Fields (Ch 1) |
5 |
|
|
Electrostatic Potential and Capacitance (Ch 2) |
5 |
| Total – Unit I |
|
10 |
| II |
Current Electricity (Ch 3) |
6 |
| Total – Unit II |
|
6 |
| III |
Moving Charges & Magnetism (Ch 4) |
6 |
|
|
Magnetism & Matter (Ch 5) |
5 |
| Total – Unit III |
|
11 |
| IV |
Electromagnetic Induction (Ch 6) |
4 |
|
|
Alternating Current (Ch 7) |
2 |
| Total – Unit IV |
|
6 |
| V |
Electromagnetic Waves (Ch 8) |
4 |
| VI |
Ray Optics & Optical Instruments (Ch 9) |
10 |
|
|
Wave Optics (Ch 10) |
4 |
| Total – Unit VI |
|
14 |
| VII |
Dual Nature of Radiation & Matter (Ch 11) |
4 |
| VIII |
Atoms (Ch 12) |
4 |
|
|
Nuclei (Ch 13) |
4 |
| Total – Unit VIII |
|
8 |
| IX |
Semiconductor Electronics (Ch 14) |
7 |
| Grand Total – All Units |
|
70 |
Commonly asked questions
Given below is the chapter-wise weightage of all chapters in the board exams:
- Sets and Functions- 23 marks
- Algebra- 25 marks
- Coordinate Geometry- 12 marks
- Calculus - 08 marks
- Statistics and Probability - 12 marks
Students can check below the Chapter and units covered in the CBSE Class 12 Sociology syllabus 2027.
| Unit | Chapter/Topics |
|---|---|
| Unit 1: Introducing Indian Society |
|
| Unit 2: The Demographic Structure of the Indian Society |
|
| Unit 3: Social Institutions: Continuity and Change |
|
| Unit 5: Patterns of Social Inequality and Exclusion |
|
| Unit 6: The Challenges of Cultural Diversity |
|
| Unit 8: Structural Change |
|
| Unit 9: Cultural Change |
|
| Unit 11: Change and Development in Rural Society |
|
| Unit 12: Change and Development in Industrial Society |
|
| Unit 15: Social Movements |
|
You can check the subject-wise CBSE 12th syllabus by clicking on the link provided. The syllabus mentions all the chapters and topics from where the questions are asked in the CBSE 12th exam. Students must go through the entire syllabus thoroughly to prepare well for their board examination. Shiksha.com has also provides chapter-wise NCERT solutions Class 11, 12 for Physics, Chemistry and Mathematics on this page.
Section A: Reading Skills
1. One unseen passage to assess comprehension, interpretation, analysis, inference and vocabulary. The passage may be factual, descriptive, or literary.
2. One unseen case-based factual passage with verbal/visual inputs like statistical data, charts etc.to assess comprehension, interpretation, analysis, inference, and evaluation.
Note: The combined word limit for both passages will be 600-750.
Multiple Choice Questions / Objective Type Questions will be asked
Section B: Writing
II Grammar (7 Marks)
4. Questions on Gap filling (Tenses, Clauses)
5. Questions on re-ordering/transformation of sentences
(Total seven questions to be done out of the eight given).
III Creative Writing Skills (16 Marks)
6. Short writing task – Classified Advertisements, up to 50 words. One out of the two given questions to be answered (3 Marks: Format: 1 / Content: 1 / Expression: 1)
7. Short writing task –Poster up to 50 words. One out of the two given questions to be answered. (3 marks:Format: 1 / Content: 1 / Expression: 1)
8. Long Writing task: Speech in 120-150 words based on verbal/visual cues related to contemporary / age-appropriate topics. One out of the two given questions to be answered. (5 Marks: Format: 1 / Content: 2 / Expression: 2)
9. Long Writing Task: Debate based on visual/verbal inputs in 120-150 words, thematically related to contemporary, topical issues. One out of the two given ques
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CBSE Class 12 Physics Exam 2026: Weightage for Practical Exam
The Physics practical exam carries 30 marks and is divided into different components. Check the detailed weightage below:
| Topic |
Marks |
|---|---|
| Two experiments (one from each section) |
7 Marks each |
| Practical record (experiments and activities) |
5 Marks |
| One activity (from any section) |
3 Marks |
| Investigatory Project |
3 Marks |
| Viva on experiments, activities, and project |
5 Marks |
| Total |
30 Marks |
Also Read: CBSE 12th Admit Card 2026: Know how to obtain yours
CBSE Class 12 Physics Preparation Tips to Score Well
Focus on Derivations: A significant portion of the paper comes from direct derivations in Electrostatics and Magnetism.
Do not skip NCERT: Thoroughly cover NCERT Exemplar and textbook, especially for modern physics and semiconductors.
Practice PYQs: Solve the last 5-7 years' Board Question Papers (PYQs) for recurring questions.
Focus on Key Topics: Dual nature of matter, Atoms, and Nuclei are easy scoring units (combined ~10-12 marks).
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Jasleen Kaur Taneja is an education editorial expert at Shiksha.com. She prepares content for school board exams. She has written 1,800+ articles with 2.8 crore reads.
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