Has the CBSE Class 12 Physics syllabus changed for 2025-26?

Yes, the CBSE has released a revised Class 12 Physics syllabus for the 2025-26 academic year, with several topics officially deleted.

Where can I download the updated CBSE Class 12 Physics syllabus PDF?

You can download the updated syllabus PDF from the official website, cbse.gov.in, or by clicking the provided link on this page.

What is the current electricity deleted portion?

The deleted portions from chapter 3, Current Electricity, include: Example 3.5 Meter Bridge Potentiometer Exercises 3.3,3.4,3.10,3.12,3.14-23

Which is the moving charges and magnetism deleted portion 2025-26?

The deleted portions from chapter 4, Moving Charges and Magnetism, include: Table 4.1 4.4.1 Velocity Selector 4.4.2 Cyclotron 4.8.2 The Toroid 4.10.3 The Magnetic Dipole Moment of a Revolving Electron Exercises 4.14–4.28

Is eddy current in syllabus 2025-26?

No, the topic of eddy current is now removed from chapter 6, Electromagnetic Induction.

Is transformer deleted class 12 Physics CBSE?

Yes, topics related to transformers are now removed from the updated class 12 Physics CBSE syllabus.

What is the wave optics deleted portion?

The deleted portions from chapter 10, Wave Optics, include: 10.3.4 Doppler Effect Example 10.1 10.5 Interference of Light Waves and Young’s Experiment (retain the final expressions for dark and bright fringes, but delete the derivation; delete the expression for fringe width) 10.6 Diffraction (retain only qualitative treatment) 10.6.3 Resolving Power of Optical Instruments 10.6.4 Validity of Ray Optics 10.7.1 Polarisation by Scattering 10.7.2 Polarisation by Reflection

What is the magnetism and matter deleted portion?

The deleted portions from chapter 05, Magnetism and Matter, include: 5.2.2 Bar Magnet as an Equivalent Solenoid (delete only mathematical treatment) 5.2.3 The Dipole in a Uniform Magnetic Field (delete only mathematical treatment) Example 5.4 185–189 191 194–196 200–203 5.4 Earth’s Magnetism 5.41. Magnetic Declination and Dip Table 5.2 5.6.2 Paramagnetism (delete only Curie’s Law) 5.6.3 Ferromagnetism (delete only Curie’s temperature; and Hysteresis) 5.7 Permanent Magnets and Electromagnets Exercises 5.1, 5.2, 5.9–5.11, 5.13–5.25

CBSE Class 12 Physics Deleted Syllabus: Check Deleted Topics and Updated Syllabus

CBSE has deleted some topics from Physics syllabus including Electrical Resistance, Cyclotron, LC oscillations, Eddy Currents, Brewster's law, and more. Check here CBSE class 12 physics deleted syllabus 2025-26 and download revised syllabus.

Table of Contents

CBSE Class 12 Physics Deleted Syllabus 2025-26
CBSE Class 12th Physics Updated Syllabus PDF Download
CBSE Class 12th Physics Deleted Syllabus 2026 - Experiments
CBSE Class 12 Physics Deleted Syllabus 2026 - Activities
CBSE Class 12th Physics Deleted Syllabus 2026 - Investigatory Projects
CBSE Class 12 Physics Updated Course Structure
How to Download CBSE Class 12 Physics Deleted Syllabus 2025-26
Benefits of CBSE Class 12th Physics Deleted Syllabus 2026

The Central Board of Secondary Education (CBSE) has revised the class 12 syllabus for the Physics exam. As per the latest curriculum, the board has removed topics from 10 chapters across all units in the syllabus of the CBSE Class 12 Exam 2026 for Physics. In the CBSE class 12 Physics practical exam 2026, some portions have been removed from Experiments, Activities, and Investigatory Project.

You can download the updated syllabus from the official website, i.e., cbse.gov.in, or from this page, which has been prepared as per the updated curriculum. You can also check the CBSE class 12 Physics exam pattern 2026 to check the chapter-wise marks distribution. This article covers complete details about the Physics revised syllabus class 12 CBSE 2025-26.

CBSE Class 12 Physics Deleted Syllabus 2025-26

Some topics from the CBSE class 12 Physics syllabus 2025-26, such as Electrical Resistance, Cyclotron, LC oscillations, Eddy Currents, Brewster's law, and others from various chapters, have been removed. You can check from the table below for the detailed class 12 Physics deleted topics 2026.

Physics revised syllabus class 12 CBSE 2025-26
Chapter	Page No.	Class 12 Physics Deleted Topics 2026
Chapter 1: Electric Charges and Fields	2–7 47–50	1.2 Electric Charge (delete only activity with paper strips and making electroscope) 1.3 Conductors and Insulators (delete only the concept of earthing) 1.4 Charging by Induction Exercises 1.13, 1.25–1.34
Chapter 2: Electrostatic Potential and Capacitance	81 87–92	2.15 Energy Stored in a Capacitor (delete only derivation) Exercises 2.12 to 2.36
Chapter 3: Current Electricity	102–103 107–109 112–113 120–124 127–131	3.7 Resistivity of Various Materials (delete Tables 3.1 and 3.2 and Carbon resistors, Colour code for carbon resistor) 3.10 Combinations of Resistors – Series and Parallel Example 3.5 3.15 Meter Bridge 3.16 Potentiometer Exercises 3.3, 3.4, 3.10, 3.12, 3.14–3.23
Chapter 4: Moving Charges and Magnetism	135 140–142 152–153 162–163 170–172	Table 4.1 4.4.1 Velocity Selector 4.4.2 Cyclotron 4.8.2 The Toroid 4.10.3 The Magnetic Dipole Moment of a Revolving Electron Exercises 4.14–4.28
Chapter 5: Magnetism and Matter	176–179 180 185–189 191 194–196 200–203	5.2.2 Bar Magnet as an Equivalent Solenoid (delete only mathematical treatment) 5.2.3 The Dipole in a Uniform Magnetic Field (delete only mathematical treatment) Example 5.4 185–189 191 194–196 200–203 5.4 Earth’s Magnetism 5.41. Magnetic Declination and Dip Table 5.2 5.6.2 Paramagnetism (delete only Curie’s Law) 5.6.3 Ferromagnetism (delete only Curie’s temperature, and Hysteresis) 5.7 Permanent Magnets and Electromagnets Exercises 5.1, 5.2, 5.9–5.11, 5.13–5.25
Chapter 6: Electromagnetic Induction	215–219 230–232	6.7 Energy Consideration: A Quantitative Study 6.8 Eddy Currents Exercises 6.6, 6.10–6.17
Chapter 7: Alternating Current	240 243 246–247 249–251 255–259 266–268	Figure 7.7 Magnetisation and Demagnetisation of an Inductor Figure 7.10 Charging and Discharging of a Capacitor 7.6.2 Analytical Solution (of the series LCR circuit) 7.6.3 Resonance (delete only Sharpness of Resonance) 7.8 LC Oscillations Exercises 7.6, 7.8, 7.10, 7.12–7.26
Chapter 8: Electromagnetic Waves	273–274 276–278 279–280 287	Example 8.1 8.3.2 Nature of Electromagnetic Waves (delete only about ether and page 277) Example 8.4 and 8.5 Exercises 8.11–8.15
Chapter 9: Ray Optics and Optical Instruments	318 321–322 332–335 346	9.3 Refraction (delete only advanced sunrise and delayed sunset) 9.4.1(i) Mirage 9.4.1(ii) Diamond 9.7 Some Natural Phenomena Due to Sunlight 9.7.1 The Rainbow 9.7.2 Scattering of Light Exercise 9.18
Chapter 10: Wave Optics	358–359 359 363–367 368–371 372–376 379–381 383–385	10.3.4 Doppler Effect Example 10.1 10.5 Interference of Light Waves and Young’s Experiment (retain the final expressions for dark and bright fringes, but delete the derivation; delete the expression for fringe width) 10.6 Diffraction (retain only qualitative treatment) 10.6.3 Resolving Power of Optical Instruments 10.6.4 Validity of Ray Optics 10.7.1 Polarisation by Scattering 10.7.2 Polarisation by Reflection Exercises 10.7–10.21
Chapter 11: Dual Nature of Radiation and Matter	388 397 400–404 407–413	Table 11.1 Example 11.3 11.8 Wave Nature of Matter (delete only derivation for de Broglie wavelength of accelerated electron, and Heisenberg’s uncertainty principle) 11.9 Davisson and Germer Experiment Appendix 11.1 The History of Wave-Particle Flip-Flop Exercises 11.5, 11.7, 11.12 to 11.14, 11.16, 11.17, 11.19–11.37
Chapter 12: Atoms	21–422 424–426 429 430 436–437	12.3.1 Spectral Series 12.4 Bohr Model of the Hydrogen Atom (retain only the expression for the radius of the nth possible orbit, but delete its derivation) 12.5 The Line Spectra of the Hydrogen Atom (retain only qualitative treatment) Example 12.6 Exercises 12.3, 12.11–12.17
Chapter 13: Nuclei	446–451 452–455 462–466	13.6.1 Law of Radioactive Decay 13.6.2 Alpha Decay 13.6.3 Beta Decay 13.6.4 Gamma Decay 13.7.2 Nuclear Reactor Exercises 13.1, 13.2, 13.6–13.10, 13.12–13.14, 13.18, 13.22, 13.31
Chapter 14: Semiconductor Electronics: Material Devices and Simple Circuits	485–495 497–499	14.8 Special Purpose p-n junction Diodes 14.9 Digital Electronics and Logic Gates Exercises 14.7–14.15

CBSE Class 12th Physics Updated Syllabus PDF Download

The CBSE class 12 syllabus 2025-26 has been released for all subjects, including Physics, on the board's official website. Candidates can click on the link provided below to download the updated CBSE class 12 Physics syllabus 2025-26:

Particular	Detail
CBSE Class 12 Physics Syllabus 2025-26	Download Here

CBSE Class 12th Physics Deleted Syllabus 2026 - Experiments

You must also check the table below to note the list of deleted experiments from Sections A and B.

Class 12 CBSE Physics Deleted Syllabus 2026 - Experiments
Section	Deleted Experiments
Section A	To compare the EMF of two given primary cells using a potentiometer. To determine the internal resistance of a given primary cell using a potentiometer.
Section B	To draw the characteristic curve of a Zener diode and to determine its reverse breakdown voltage. To determine the wavelength of a laser beam by diffraction.

CBSE Class 12 Physics Deleted Syllabus 2026 - Activities

The CBSE board has removed a single activity from the CBSE class 12 physics practical syllabus. Candidates can check the table below to know the class 12 physics deleted syllabus 2026

CBSE Class 12th Physics Deleted Syllabus 2026 - Activities
Particulars	Deleted Activity (For Demonstration Only)
Physics Deleted Activities	To observe the polarisation of light using two Polaroids.

CBSE Class 12th Physics Deleted Syllabus 2026 - Investigatory Projects

As per the CBSE class 12 Physics deleted syllabus 2026, authorities have deleted an investigatory project from the CBSE class 12th Physics practical syllabus 2025-26, details of which are provided in the table below.

Physics Revised Syllabus Class 12 CBSE 2025-26
Particulars	Deleted Suggested Investigatory Project
Physics Deleted Project	To design an appropriate logic gate combination for a given truth table.

CBSE Class 12 Physics Updated Course Structure

Here is the updated course structure for CBSE class 12 Physics updated course structure, including approximate percentage, CBSE class 12 Physics typology of questions 2026, and total marks.

Typology of Questions	Total Marks	Approximate Percentage
Remembering: It includes the ability to reach in and pull out specific facts, definitions, or dates exactly as you learned them. Understanding: This is making sense of the data available. It requires an in-depth knowledge of the subject, instead of just writing things down.	27	38 %
Applying: It requires you to solve problems by applying the available knowledge, techniques, rules, and facts in a different way.	22	32%
Analysing: Identify causes and motives to examine and break information into different parts. Find evidence to support generalisations and make inferences. Evaluating: It requires you to make informed judgments by presenting and defending opinions, work quality, and the validity of ideas based on a pre-determined criterion. Creating: Collect information by joining elements in a new pattern or by proposing different solutions.	21	30%
Total Marks	70	100%
Practical	30
Gross Total	100

How to Download CBSE Class 12 Physics Deleted Syllabus 2025-26

Yo need to go through the revised syllabus before starting their preparation for the CBSE Class 12 Exam 2026. Follow the steps mentioned below to download the CBSE class 12th Physics deleted syllabus 2026:

Step 1: Visit the official website of CBSE at cbse.gov.in.
Step 2: Go to the 'Academic Website' section.
Step 3: On the main page, click on the 'Curriculum' option on the navigation bar. From the drop-down menu, select the 'Curriculum 2025-26' option.
Step 4: A new page will appear. Click on the 'Senior Secondary Curriculum (XI-XII)' option.
Step 5: From the menu that opens, select 'Academic Electives - (Group-A)'
Step 6: Click on the Physics link.
Step 7: A PDF will open. Save the CBSE class 12 Physics syllabus 2025-26 for future reference.

Also Read: CBSE Class 12th Half Yearly Question Papers

Benefits of CBSE Class 12th Physics Deleted Syllabus 2026

With various chapters and topics removed, you can now focus on studying fewer topics and prepare for the upcoming board exam accordingly. The pointers below show the benefits of preparing with the class 12 CBSE Physics deleted syllabus.

Firstly, you will find the updated curriculum more relaxed and flexible after implementing the CBSE Class 12 physics deleted syllabus 2025-26.
With the Physics deleted syllabus class 12 CBSE 2025-26, you can focus on essential topics, leading to better productivity.
You can learn the existing topics independently and do not require teachers or peers to guide them through the deleted syllabus of class 12 Physics 2025-26.
The current curriculum focuses on concepts that are in alignment with the present-day scenarios.