CBSE Class 12 Physics Chapters to get Maximum Marks

CBSE 12th 2026 ( CBSE 12th )

Updated on Jan 21, 2026 16:37 IST
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…

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

Table of contents
  • 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

Q&A Icon
Commonly asked questions
Q:   Which are the best biology books for class 11 in CBSE?
A: 
Hello, Greetings from Shiksha NCERT Biology of Class XI and XII Trueman's Biology Vol 1 and 2 Objective Biology by Dinesh Pradeep Publication's Biology GRB Bathla's Publication's for Biology I hope you will go through these. Good luck.
Q:   Is Electrostatics included in my Board syllabus?
A: 

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:

Chaptersmarks
Chapter–1: Electric Charges and Fields16
Chapter–2: Electrostatic Potential and
Capacitance
Chapter–3: Current Electricity (Click for complete CBSE 12th Syllabus 2024)

 

Q:   Is Current Electricity included in my Board syllabus?
A: 

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:

ChapterMarks
Chapter–1: Electric Charges and Fields16
Chapter–2: Electrostatic Potential and
Capacitance
Chapter–3: Current Electricity (Click here for complete CBSE 12th Science syllabus)
Q:   Can you refer some books to prepare for JEE MAins?
A: 
Best Books For JEE Main Physics: NCERT books for Physics Concepts of Physics Vol-1 by HC Verma Concepts of Physics Vol-2 by HC Verma Best Books For JEE Main Chemistry: NCERT books for Chemistry A New Pattern Text Book of Physical Chemistry for Competitions by OP Tandon Concepts Of Physical Chemistry By Dr. P. Bahadur Organic Chemistry by Leroy G. Wade Inorganic Chemistry For Competitions For IIT-JEE By Dr. O. P. Tandon Best Books For JEE Main Mathematics: NCERT books for Mathematics IIT Mathematics for JEE Main and Advanced by ML Khanna Arihant Differential Calculus Use these books to your benefit. Regards.

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

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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

Read: Check CBSE 12th Exams Pattern 2026

Q&A Icon
Commonly asked questions
Q:   What is CBSE 12th Maths syllabus?
A: 

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

 

Q:   What is CBSE Class 12th Sociology Syllabus?
A: 

Students can check below the Chapter and units covered in the CBSE Class 12 Sociology syllabus 2027.

UnitChapter/Topics
Unit 1: Introducing Indian Society
  • Colonialism, Nationalism, Class and Community (Nonevaluative)
Unit 2: The Demographic Structure of the Indian Society
  • Theories and concepts in demography
  • Rural-Urban Linkages and Divisions
  • Population Policy in India
Unit 3: Social Institutions: Continuity and Change
  • Caste and the Caste System
  • Tribal Communities
  • Family and Kinship
Unit 5: Patterns of Social Inequality and Exclusion
  • Social Inequality and Social Exclusion
  • Systems justifying and perpetuating Inequality - Caste,
  • Tribe, the Other Backward Classes
  • Adivasi Struggles
  • The Struggle for Women's Equality and Rights
  • The Struggles of the Differently Abled
Unit 6: The Challenges of Cultural Diversity
  • Cultural communities and the nation state
  • Regionalism in the Indian context
  • The Nation state and religion related issues and
  • identities
  • Communalism, secularism and the nation state
  • State and Civil Society
Unit 8: Structural Change
  • Understanding Colonialism, Industrialization, Urbanization
Unit 9: Cultural Change
  • Social Reform Movements
  • Different Kinds of Social Change: Sanskritisation, Westernization, Modernization, Secularization
Unit 11: Change and Development in Rural Society
  • Agrarian Structure : Caste & class in Rural India
  • Land Reforms, Green Revolution and Emerging Agrarian society
  • Green revolution and its social consequences
  • Transformation in Rural Society
  • Circulation of labour
  • Globalization, Liberalization and Rural Society
Unit 12: Change and Development in Industrial Society
  • From Planned Industrialization to Liberalization
  • How people find Jobs
  • Work Processes: How work is carried out, working conditions, home based work, Strikes and Unions
Unit 15: Social Movements
  • Concept of Social Movements
  • Theories and Classification of Social Movements
  • Environmental Movements
  • Class-Based Movements: Workers, Peasants

 

 

Q:   What is the syllabus of class 12th (CBSE) board?
A: 

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.

Q:   What is CBSE Class 12th English Syllabus?
A: 

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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