JEE Main 2026 Chemistry High Weightage Chapters and Topics for Good Marks

JEE Main 2026 Chemistry High Weightage Chapters and Topics for Good Marks

Shivani PooniaUpdated on 29 Dec 2025, 10:14 AM IST

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.

LiveJEE Main Admit Card 2026 LIVE: NTA exam day guidelines, dress code, hall instructionsJan 20, 2026 | 9:03 AM IST

Candidates seeking admission to engineering programmes will appear in the JEE Mains 2026 written test tomorrow in dual shifts. Here is the timeline of exam day which includes closing gate, opening gate timings, other important instructions. 

  • 7 am - The JEE Main exam centres will open the entry gates.
  • 7 am to 8:30 am - The NTA will allow entry inside the exam hall. Candidates will have to go through the admit card, and photo ID verification process, biometric registration, record of manual attendance by invigilator.
  • They are required to provide one passport size photograph, same as the one uploaded in the JEE Main application form 2026. One passport size photograph will be pasted on the attendance sheet at the centre. Photocopies or images stored in mobile phones will not be accepted.
  • Candidates will be allowed to carry the documents, transparent bottle and ball point pen inside the exam hall.
  • 8.30 am to 8.50 am - Instructions will be given by the invigilators on the conduct of the exam. Students are required to find their roll number and get seated on time.
  • 8.50 am - Candidates will be allowed to log in to the JEE Main exam and read instructions.
  • 9 am to 12 noon - The JEE Main January shift 1 exam will commence and end at 12 noon.
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This Story also Contains

  1. JEE Mains Chemistry Most Important Chapters and Topics 2026
  2. How Chapter-wise Weightage Helps in JEE Main Preparation?
  3. Study Tips for JEE Mains Chemistry
JEE Main 2026 Chemistry High Weightage Chapters and Topics for Good Marks
JEE Main Chemistry High Weightage Chapters and Topics

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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JEE Mains Chemistry Most Important Chapters and Topics 2026

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.

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Weightage of Organic Chemistry in JEE Mains

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 NameWeightage
Hydrocarbons5.26%
Organic Compounds containing Oxygen5.26%
Some Basic Principles of Organic Chemistry6.32%
Biomolecules4.42%
Organic Compounds Containing Nitrogen3.79%
Purification and Characterization of Organic Compounds2.11%
Organic Compounds containing Halogens3.37%
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Weightage of Physical Chemistry in JEE Main

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 NameWeightage
Chemical Thermodynamics6.95%
Some basic concepts in chemistry7.79%
Chemical kinetics5.26%
Solutions5.47%
Redox Reaction and Electrochemistry6.11%
Atomic Structure4.63%
Equilibrium5.26%
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Weightage of Inorganic Chemistry in JEE Main

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 NameWeightage
Co-ordination Compounds8.21%
p- Block Elements4.21%
d - and f - BLOCK ELEMENTS5.26%
Chemical Bonding and Molecular Structure4.42%
Classification of Elements and the Periodic Table4.42%
Principles Related to Practical Chemistry1.47%

How Chapter-wise Weightage Helps in JEE Main Preparation?

  • 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

JEE Main Latest Syllabus 2026


Study Tips for JEE Mains Chemistry

  1. 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.

  1. 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.

  1. 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.

  2. Utilize Quality Material: Check recommended books and use materials that have questions based on JEE Main Chemistry weightage.

  3. 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)

Q: Should I ignore low-weightage chapters for JEE Mains Chemistry?
A:

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.

Q: Is NCERT enough to prepare for the JEE Mains Chemistry exam?
A:

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.

Q: How can I give priority to the chapters while I do my preparation?
A:

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.

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Questions related to JEE Main

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Have a question related to JEE Main ?

Hello aspirant,

With a 90 percentile in JEE Mains and belonging to the EWS category, you have a decent chance for some IIITs, especially newer or lower-ranked ones like IIIT Pune, Nagpur, Vadodara, or Lucknow, or non-CSE branches in better IIITs, but getting top IIITs (like IIIT Hyderabad/Delhi) or core

Hello,

Yes, attendance is compulsory in Class XI and XII.

As per school and board rules, students must maintain minimum attendance, usually around 75%. Schools can stop students from appearing in board exams if attendance is short.

Even if a student is preparing for JEE or any other competitive exam

Hello,

You can find here the direct links to download the JEE Main last 10 years PYQ PDFs from the Official Careers360 website.

Kindly visit this link to access the question papers : Last 10 Years JEE Main Question Papers with Solutions PDF

Hope it helps !

Hello Harika,

Firstly, you cannot prepare for JEE in 8 days if you havent studied before. But still, You can try solving the previous year question papers. Here's a Link for the same

Previous Year Questions

HELLO,

If you are from General category with 57 percent in 12th then to appear for JEE Advanced you need to be in top percentile of your board as the eligibility for JEE advanced you need at least 75 percent in 12th or in the top 20 percentile of your