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JEE Main Chemistry High Weightage Chapters and Topics 2026- Candidates who are taking the JEE Main this year should look for each chapter's weightage for every subject so that they can plan their study effectively. Here we are presenting you the JEE Main 2026 Chemistry chapter-wise weightage based on a detailed analysis of past years' question papers, including JEE Main 2024 and 2025. The registration process is started now for session 1 of JEE Mains 2026.
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The JEE Main 2026 will be conducted by the National Testing Agency (NTA) in January and April. Knowing the marks based on the chapters can help students figure out important topics and make smart study plans. The chemistry experts from our team have determined the JEE Main chemistry syllabus with chapter-wise weightage, which will guide students in choosing their high-scoring areas and recall information more effectively for revision.
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Preparing for JEE Mains 2026, Chemistry becomes easier when you focus on the most weightage chapters for JEE Mains Chemistry. These chapters hold higher marks in the exam and cover fundamental concepts from Physical, Organic, and Inorganic Chemistry. Here’s a chapter-wise breakdown to help you prioritize your preparation effectively.
Organic Chemistry holds significant importance in JEE Main 2026, contributing nearly 30–35% of the total Chemistry section. Focusing on chapters that have high weightage of organic chemistry in JEE Mains helps you master reaction mechanisms, named reactions, and conceptual applications effectively.
| Chapter Name | Weightage |
| Hydrocarbons | 5.26% |
| Organic Compounds containing Oxygen | 5.26% |
| Some Basic Principles of Organic Chemistry | 6.32% |
| Biomolecules | 4.42% |
| Organic Compounds Containing Nitrogen | 3.79% |
| Purification and Characterization of Organic Compounds | 2.11% |
| Organic Compounds containing Halogens | 3.37% |
Physical Chemistry forms the backbone of the Chemistry section in JEE Main 2026, with a weightage of about 30–35%. Focusing on the high-weightage chapters for JEE Mains Physical Chemistry can greatly boost your score, as these topics involve conceptual clarity and numerical application.
| Chapter Name | Weightage |
| Chemical Thermodynamics | 6.95% |
| Some basic concepts in chemistry | 7.79% |
| Chemical kinetics | 5.26% |
| Solutions | 5.47% |
| Redox Reaction and Electrochemistry | 6.11% |
| Atomic Structure | 4.63% |
| Equilibrium | 5.26% |
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Most weightage chapters for JEE Mains Inorganic Chemistry include topics that are frequently asked and require conceptual understanding rather than lengthy calculations. Focusing on these chapters can help you secure maximum marks in the Inorganic Chemistry section.
| Chapter Name | Weightage |
| Co-ordination Compounds | 8.21% |
| p- Block Elements | 4.21% |
| d - and f - BLOCK ELEMENTS | 5.26% |
| Chemical Bonding and Molecular Structure | 4.42% |
| Classification of Elements and the Periodic Table | 4.42% |
| Principles Related to Practical Chemistry | 1.47% |
Clever Study Preparation: Understanding the chapter-wise weightage allows you to concentrate on topics with higher marks in your exam. You can thus wisely allocate your study time to important topics instead of extending the time equally to every chapter. This will allow you to prepare in an organized manner and with a sense of purpose.
Effective Time Management: With weightage in hand, you can wisely plan your daily or weekly study schedule. You can give time for the high weightage chapters and quickly revise the less important chapters along with the previous one. This way, you can cover the curriculum promptly without any hassle.
Enhanced Revision Strategy: While doing revision using weightage, you understand which chapters require extra care. You can focus and study accordingly with important questions of the chapters. This systematic revision ultimately leads to better accuracy with maximum syllabus covered before the exam.
Chances of getting more marks: When you study according to chapter weightage, you first address the chapters with the most weightage. This will thus help to get more marks than you could possibly get if you unfortunately could not cover the whole syllabus. It will allow you to test your strengths in the exam.
Increases confidence: Understanding what to study for weightage and how much importance each chapter likely has helps in eliminating confusion, and unwanted stress.
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JEE Main 2026 Important Formulas for Maths PDF
Understand the Syllabus and Exam Pattern: Focus on the JEE Main Chemistry syllabus with weightage. Prioritize high-weightage chapters by reviewing the pyqs. And know the exam pattern.
Create a Study Plan: Allocate more time to JEE Mains Chemistry's most important chapters and topics. Dedicate specific times for each high-weightage chapter to ensure covering the maximum chapters.
Regular Practice: Practice solving difficult questions, give mock tests, and solve the sample papers that have questions from high-weightage chapters. This will be beneficial to revise concepts and enhance the speed of solving the problem.
Utilize Quality Material: Check recommended books and use materials that have questions based on JEE Main Chemistry weightage.
Revise Daily: Revising daily, mainly the high-weightage chapters, helps to memorize in a better way. The study usually tests concepts and tries to solve previous years' questions.
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Frequently Asked Questions (FAQs)
Yes, the NCERT books are enough for the preparation of JEE Mains Chemistry, majorly due to Inorganic Chemistry. But refer other books for Physical Chemistry is also needed alongside that.
You should not ignore any chapter solely, even low-weightage chapters are important. Generally there are 1-2 questions from these chapters but it can also make or break your rank.
High-weightage chapters should be your main focus. You have to be very good in these chapters and then you can study the medium- and low-weightage chapters for better preparation.
On Question asked by student community
Hello,
Don't worry even if you give the wrong birthplace address in the JEE Main application, because the NTA provides the correction window. Still, it can affect the domicile/state quota. So, you must correct these mistakes in the correction window.
I hope it will clear your query!!
Hello,
Choosing CSBS engineering at Techno Main Salt Lake for the 2026 session can be a good option. The CSBS course focuses on both computer science and business skills, which helps students become job-ready for roles in technology, analytics, and management-related fields.
The placement performance for this branch is generally good. Students usually receive offers from software companies, IT services, product-based companies, and analytics firms. The usual salary range is around four to six lakh per year, and higher packages are possible for skilled students.
The academic fee for the CSBS program, excluding hostel charges, is typically between three to four lakh for the full four-year course, though it may change slightly depending on the year.
If you are unsure about your entrance exam rank, you may still get admission depending on counselling rounds and seat availability. If you are interested in computers, programming, logical thinking, and learning business-related subjects along with technology, CSBS can be a suitable and practical choice for your future.
Hope this helps you.
Hello,
The session 1 of JEE mains exam is starting from January 21 to 30, 2026 and session 2 from April 2 to 9, 2026. The format for this examination is computer based. This prestigious engineering examination conducted by National Testing Agency is a first step towards getting an admission in one the IIT's, later through JEE Advanced.
https://engineering.careers360.com/articles/jee-main-exam-dates
Thank you.
Hello,
You can access the JEE Main 2026 sample papers (Physics, Chemistry, and Mathematics) with answer keys from the mentioned link below:
https://engineering.careers360.com/articles/jee-main-sample-papers
Hope it helps.
Hello,
If you mistakenly registered as a General category candidate for JEE Mains 2026, but you actually belong to OBC-NCL, you cannot change the category unless the correction window specifically allows category correction. The National Testing Agency (NTA) sometimes provides the option to edit category during the correction window, but this is not guaranteed every year.
If category correction is allowed, you can upload your valid OBC-NCL certificate and update your category. If the correction window does not allow changing the category, then you will have to appear as a General category candidate for that attempt and will not be able to claim OBC-NCL reservation benefits for that session.
Make sure to keep checking the official correction notice to see which fields can be edited.
Hope this helps you.
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