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CBSE Class 12th Science Syllabus 2023 - PDF Download here

Rahul Raj
Rahul RajUpdated On: August 29, 2022 02:10 pm IST

CBSE Class 12th Science Syllabus 2023 is provided below for science stream subjects viz., Biology, Chemistry, Maths, Physics, English Core, and Computer Science. Unit-wise weightage distribution is also provided. Read below for more information.

CBSE Class 12th Science Syllabus 2022

The CBSE Class 12 syllabus for 2023 has been released by the Central Board of Secondary Education. This year, the CBSE will administer exams that cover the full curriculum in a single term. On the website, you can access the CBSE Science syllabus for Class 12 in 2023. The Class 12 Science Reduction Syllabus PDF is available for download by students registered to take the CBSE Class 12 exams in 2023.

The board exams will be held at the conclusion of the term by CBSE in accordance with the revised circular. The CBSE 12th exam date 2022 states that the tests would start in March 2023. Chapters, subtopics, and grading guidelines are included in the revised CBSE Class 12 Science curriculum 2023 for each subject. In order to study for the board exams, students might consult the CBSE Syllabus 2023 for class 12. To get more about the detailed CBSE Class 12 Syllabus 2023 pdf, continue reading.

How to download the CBSE Class 12 Syllabus 2023?

On their official website, CBSE will publish the syllabus for the 12th grade in 2023. The steps listed below can be used by students to download the CBSE 12th Syllabus 2023:

  • Visit to access the CBSE website.
  • Click the "Curriculum" tab on the webpage.
  • Go to the drop-down menu and choose "Curriculum 2023-23."
  • Choose the "Senior Secondary Curriculum" option on the page that was forwarded.
  • The following names of several subject groupings will appear on the screen:
  • Terms wise language (Group – L)
  • Revised academic electives (Group – A)
  • Term-wise Elective Skill (Group – S)
  • Choose the necessary subject group.
  • Click on the appropriate subject from a list of all the available subjects.
  • The CBSE 12th Class Syllabus 2023 will be displayed in a PDF on the screen.
  • Save this PDF for later use.

CBSE 12th Syllabus 2023 PDF Download

Below, you'll find direct links to the PDF versions of the Class 12 CBSE Syllabi for all the major topics. For a download link for the syllabus, click on the link provided with each course.

SubjectsDownload PDF
MathsClick here
Physical EducationClick here
PhysicsClick here
Applied MathematicsClick here
BiologyClick here
ChemistryClick here
Computer ScienceClick here

CBSE Class 12 Syllabus 2023 for Maths

The streams of science and commerce both include mathematics. Students in class 12 can check the given table to learn about the key Math topics covered in the CBSE 12th curriculum 2023 and their corresponding grades.



Relations and Functions






Vectors and Three - Dimensional Geometry


Linear Programming






Internal Assessment


CBSE Class 12 Syllabus 2023 for Physics

Theory and practical exams are the two sections of the physics test. Both exams' syllabuses were provided by CBSE. The Physics syllabus for the CBSE 12th grade for 2023 can be found below.

Unit Name

Chapter Name



Electric Charges and Fields

Electrostatic Potential and Capacitance


Current Electricity

Magnetic Effects of Current and Magnetism

Moving Charges and Magnetism

Magnetism and Matter

Electromagnetic Induction and Alternating Currents

Electromagnetic Induction


Alternating Current

Electromagnetic Waves


Ray Optics and Optical Instruments


Wave Optics

Dual Nature of Radiation and Matter

Atoms and Nuclei




Electronic Devices

Semiconductor Devices: Materials, Devices and Simple Circuits


CBSE Class 12 Syllabus 2023 for Chemistry

For science students in Class 12, chemistry is a core topic that is further separated into Physical Chemistry, Organic Chemistry, and Inorganic Chemistry. The easiest and most rewarding test is physical chemistry. For information on the Chemistry CBSE 12th grade curriculum for 2023, see the table below.







Haloalkanes and Haloarenes


Alcohols, Phenols and Ethers




Chemical Kinetics


d-and f-Block Elements


Coordination Compounds


Aldehydes, Ketones and Carboxylic Acids






CBSE Class 12 Syllabus 2023 for Biology

Theoretical subjects like biology necessitate frequent revision. Students can raise their overall grades by getting good grades if they study effectively. To help children remember information for a longer period of time, students should make brief notes of key terms and study them using illustrations. The CBSE 12th Biology syllabus for 2023 is shown here.





Genetics and Evolution


Biology and Human Welfare


Biotechnology and its Applications


Ecology and Environment




CBSE Syllabus 2023 for Class 12 Physical Education

A theory paper worth 70 marks and a practical paper worth 30 marks each make up the physical education exam.

  • Unit I-  Planning in Sports
  • Unit II-  Sports & Nutrition
  • Unit III- Yoga & Lifestyle
  • Unit IV- Physical Education & Sports for CWSN
  • Unit V- Children & Women in Sports
  • Unit VI- Test & Measurement in Sports
  • Unit VII- Physiology & Injuries in Sports
  • Unit VIII- Biomechanics & Sports
  • Unit IX- Psychology & Sports
  • Unit X- Training in Sports

CBSE 12th Syllabus 2023 for Computer Science (New)

Unit Name


Computational Thinking and Programming - 1


Computer Networks


Database Management




Importance of CBSE Syllabus 12th Class 2023

The CBSE Class 12 Syllabus 2023 is recommended for students who will be taking the board exams since it offers a number of advantages, including:

  • Students can clearly understand what will be covered in each chapter of their exams.
  • Students can recognise any reductions in the CBSE 12th Syllabus 2023 if there are any. By skipping the part that won't be graded, the students would save time in this way.
  • The weightage of each chapter is also listed in the CBSE Class 12 Syllabus 2023, which can assist students in concentrating more on the chapters with a high weight when they have less time.
  • Students can better plan how to split their time among topics and finish their entire syllabus when they are aware of how many chapters and topics they must cover for the examination in a specific amount of time.

CBSE Class 12 Syllabus 2023 – Important Details

Details about the subtopics that must be studied in order to properly prepare for and pass the test are provided in the required CBSE Class 12 syllabus.

  • The ideal approach to become familiar with the crucial test themes is to use the CBSE 12th practise paper 2023 PDF.
  • The sorts of questions asked on the exam include Very Short Answer Type Questions (VSA), Short Answer Type Questions (SA), and Long Answer Type Questions (LA).
  • Along with the subject and the topics to be addressed, the grading scheme has been provided.
  • Candidates may click on the provided link to acquire the complete CBSE Class 12 curriculum for 2023 for each subject.

Tips to cover CBSE Class 12 Syllabus 2023

The first step in preparing for any exam is going over the syllabus. The following advice can be used by students to complete the CBSE 12th Class Syllabus 2023:

  • Check the CBSE 12th syllabus for 2023 first, then compile a list of the subjects that will be covered in the exam as well as those that will no longer be taught.
  • Create a schedule by splitting your day into distinct time segments with brief intervals in between. When studying for the exams, students should abide by the CBSE Exam preparation tips 2023 Class 12.
  • Each day, choose two subjects, then split the topics across your time slots.
  • Give your weakest region extra time so that you can devote more attention to it.
  • Keep regular notes on every subject to aid in last-minute revision.
  • To determine the types of questions that will be asked in the exam and the level of difficulty of the paper, complete the Class 12 PDF CBSE previous year question papers for each subject. This will help you plan your study strategy.


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