CBSE Class 12th Subject Wise Weightage 2026 - Check chapter wise weightage

The CBSE Class 12th Subject Wise Weightage 2026 helps in interpreting various aspects. It states the theory weightage, internal assessment weightage, blueprint, and exam pattern. So, if you have started preparing for the upcoming CBSE Class 12th Exam 2026, then you must comprehend the weightage pattern. The absolute weightage of all the subjects in the CBSE Class 12 is 100 marks each. The ratio of theory to internal assessment/practical exam will be 80:20 or 70:30, depending on the exact subject. Once you understand the cbse class 12 subject wise weightage 2026, it will be easy to draft the right preparation strategy. 

In Science-based subjects such as Biology, Chemistry, & Physics, the theory paper will constitute 70 marks, and 30 marks will be reserved for the practical exam. In Commerce-based subjects such as Business-Studies, Accounts, & Economics, 80 marks are reserved for the theory paper, & 20 marks are reserved for the internal assessment. In subjects related to the Arts and Humanities stream, the theory paper will constitute 80 marks, and the internal assessment will account for 20 marks. Similarly, for the English language, the theory paper will have a weightage of 80 marks, and 20 marks will be reserved for the internal assessment. 

This article will help you understand every aspect of the CBSE Class 12th Subject Wise Weightage 2026. So, analyze the upcoming details and all your confusion will vanish. 

CBSE Class 12th Subject Wise Weightage 2026 

The CBSE Class 12th Subject Wise Weightage 2026 provides an easy-to-understand subject-level breakdown of marks. With the help of the weightage pattern, you can identify the most important units and the highest scoring areas. Each subject has its own detailed page where you will find the chapter-wise and unit-wise marks distribution. You can click on the respective links shared below to check the CBSE Class 12th Subject Wise Weightage 2026: 

Subject Name	Weightage
CBSE Class 12th Mathematics Weightage 2026	Check Here
CBSE Class 12th Accountancy Weightage 2026	Check Here
CBSE Class 12th Physics Weightage 2026	Check Here
CBSE Class 12th Chemistry Weightage 2026	Check Here
CBSE Class 12th Biology Weightage 2026	Check Here

Also Read: CBSE Class 12th Admit Card 2026 

Latest CBSE Class 12th Blueprint 2026 

The latest CBSE class 12th blueprint 2026 is very simple to understand. Now, competency-based questions are given the most importance. These will account for 50% of the paper. The next ones are the constructed response questions or the long/short answer questions. These will constitute 30% of the paper. Then there are the select response type questions or the MCQs. These will contribute 20% of the paper’s weightage. If you want to understand the CBSE Class 12th Blueprint 2026 in a simplified way, then here is the table for you:

Component	Weightage
Theory Exam	70 marks or 80 marks, depending on the exact stream and exact subject
Practical Exam/Internal Assessment	20 marks or 30 marks, depending on the exact stream and exact subject
Competency-Based Questions	These will constitute 50% of the paper
Constructed Response Questions or the Long/Short Answer Questions	These will constitute 30% of the paper
Select Response Type Questions or the MCQs	These will constitute 20% of the paper

Also Read: CBSE Class 12th Datesheet 2026 

CBSE Class 12th Internal Assessment Weightage 2026

The internal assessment criteria for the CBSE Class 12th will depend on the specific subject. For some subjects, the internal assessment carries 20 marks. While for the others, it carries 30 marks. The tables below will help you to understand the subject-wise internal assessment criteria:

Internal Assessment Component for Accountancy	Marks
Project file	12 marks
Viva voce	8 marks
Total	20 marks

 

Internal Assessment Component for Mathematics	Marks
Periodic tests	10 marks
Maths activities	10 marks
Total	20 marks

 

Practical Assessment Component for Biology	Marks
One major experiment	5 marks
One minor experiment	4 marks
Slide preparation	5 marks
Spotting	7 marks
Practical record and viva voce	4 marks
Project work and viva voce	5 marks
Total	30 marks

 

Practical Assessment Component for Chemistry	Marks
Volumetric analysis	8 marks
Salt analysis	8 marks
Content-based experiment	6 marks
Project work	4 marks
Viva voce and class record	4 marks
Total	30 marks

 

Practical Assessment Component for Physics	Marks
Two experiments of 7 marks each from both sections	14 marks
Practical record comprising activities and experiments	5 marks
One activity from any 1 section	3 marks
Investigatory project	3 marks
Viva voce	5 marks
Total	30 marks

Also Read: CBSE Class 12th Sample-Papers 2026 

How to Use the CBSE Class 12th Weightage 2026 for Smart Preparation?

You can use the CBSE Class 12th Weightage 2026 for Smart Preparation in the following ways –

• Once you know the CBSE Class 12th Subject Wise Weightage 2026, you can prioritize the high-weightage units first. 

• The knowledge of the weightage pattern will help you to allocate the right amount of time to prepare for the theory and internal exams. 

• Try to solve as many past years’ papers as possible. It will help you to know which chapters and which units are the most crucial ones. 

• As competency-based questions have the maximum weightage, you should prioritize solving such questions first. 

• With the help of the weightage pattern, you can understand your limitations in every subject. This will help you grow on the academic front. 

• By looking at the weightage criteria, you can allocate the right time for revising. You should also work on improving your answer-writing skills and presentation skills. 

Also Read: CBSE Class 12th Syllabus 2026 

Has the CBSE Reduced or Changed Syllabus Weightage for Class 12 in 2026?

The CBSE has not drastically reduced the syllabus for Class 12. But one thing that you will notice is that many redundant topics in several subjects have been removed. The weightage structure has been refined to improve the conceptual understanding among students. Here are the key points to note:

• Unit-wise marks distribution has been adjusted in a way that the difficulty level has been balanced. 

• Now you will notice that more importance has been given to application-based chapters and practical understanding of complex topics. 

• Various overlapping topics have been merged. This will surely reduce the academic burden to a great extent. 

• The weightage of the competency-based questions has been increased to 50%.

• The CBSE is focusing more on understanding and analysis. Thus, less emphasis is on rote memorization. 

Also Read: CBSE Class 12th Deleted Syllabus 2026 

Which Subject Has the Highest Scoring Weightage in CBSE Class 12?

All subjects are high-scoring in the CBSE Class 12th exam. If you practice every day without fail, then you can score excellent marks in all the subjects. Here are some chief points to understand:

• Mathematics – Solving previous years’ papers will help a lot. If you work on factors such as speed and accuracy, then you can excel in this subject. 

• Physics, Chemistry, and Biology – Practice diagrams and numerical questions, and write answers in a structured way. This will improve the chances of scoring better marks. 

• Accountancy – This subject follows step-wise marking. Thus, focus on achieving numerical clarity. 

• English – Work on improving your reading, writing, and grammar skills to score excellent marks in this subject. 

• Business Studies and Economics – Pay attention to important definitions, theoretical concepts, and case studies. 

You must note that the weightage pattern of each subject will depend on its syllabus structure and internal assessment criteria. As far as a high-scoring subject is concerned, the marks you achieve will completely depend on your preparation quality rather than the kind of subject. 

CBSE Class 12th Exam Pattern 2026 Overview

The CBSE Class 12th Exam Pattern 2026 is not that complicated to comprehend. The ratio of theory to practical exam/internal assessment is 80:20 or 70:30, depending on the exact subject. The duration of the theory paper will be 3 hours. At the start of the exam, you will be allotted an additional 15 minutes to read the paper. The complete weightage of every subject is 100 marks each, and the passing marks are 33%. This condition of 33% will apply separately for the theory and practical exam/internal assessment. There is no negative marking in the CBSE Class 12th exam. If you want to understand the CBSE class 12th exam pattern in a subject-wise order, then follow the links shared in the table below:

Subject	Exam Pattern
Accountancy	Check Here
Mathematics	Check Here
Physics	Check Here
Chemistry	Check Here
Biology	Check Here

For more such information about the CBSE Class 12th Exams, follow Getmyuni!