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Do or Die Chapter For JEE Mains 2026 - Some chapters always appear in the exam and contribute a major portion of the marks; such chapters are considered the real ‘Do or Die’ ones, as they keep repeating in previous year papers and play a crucial role in getting a good score. In this article, we provide a subject-wise list of do-or-die chapters, along with their preparation strategies, the JEE Mains 2026 exam pattern, and the types of questions asked. Read further to explore the complete subject-wise list of important chapters. JEE Main 2026 registration has already ended, and the last date was 27 November 2025. Session 1 is scheduled from 21 to 30 January 2026. This year, several changes have been made: dark mode has been enabled, font size has been adjusted, and screen zoom-in and zoom-out options have been added. No calculator is available and it is officially clarified by officials.
jjwal Singh. Founding CEO Infinity, said: “The 24th of January Shift 1 paper clearly highlighted a growing trend in JEE Main strong numerical ability and NCERT-based conceptual clarity are becoming decisive. With practical Organic Chemistry questions being repeated across shifts, students who observe patterns, revise consistently, and focus on fundamentals are better positioned for upcoming exams.”
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In JEE Mains 2026 physics often decides the score due to its mix of conceptual and numerical questions. Below are the top 7 high-weightage chapters in Physics that you must focus on for better accuracy and maximum marks
Physics | Weightage |
| 13.26% | |
Electrostatics | 10.74% |
Properties of Solids and Liquids | 9.05% |
| 6.53% | |
Magnetic Effects of Current & Magnetism | 6.32% |
Preparing Chemistry for JEE Mains 2026 becomes easier if you know the important topics and their weightage. Here’s a list of the do-or-die chapters that can help you maximize your score.
Chemistry | Weightage |
Coordination Compounds | 8.21% |
| 7.79% | |
Chemical Thermodynamics | 6.95% |
Organic Chemistry – Some Basic Principles and Technique | 6.32% |
Redox Reaction and Electrochemistry | 6.11% |
To boost your score in JEE Mains 2026 Mathematics, prioritize the topics that carry maximum weightage. Here are the most scoring chapters you should prioritize in your preparation.
Mathematics | Weightage |
Coordinate Geometry | 17.89% |
Integral Calculus | 10.74% |
Limit, Continuity and Differentiability | 8.84% |
Sets, Relations & Functions | 7.79% |
Sequence and Series | 7.37% |
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Follow these smart preparation tips given below to effectively cover the do-or-die chapters for JEE Mains 2026 and maximize your score.
Chapter Weightage Band | Preparation Strategy |
High Weightage (8–18%) | Treat these as Do or Die chapters. For JEE Mains 2026 - Prioritize in daily study schedule. - Revise NCERT + coaching notes thoroughly. - Solve at least the last 10 years’ PYQs. - Create formula/short notes for rapid revision. |
Moderate Weightage (5–8%) | These chapters can boost your score significantly. - Allocate alternate-day practice. - Revise concepts weekly. - Solve 30–40 targeted practice questions per chapter. - Use them for building accuracy and speed. |
Low Weightage (2–5%) | Attempt only after high/medium chapters are strong. - Focus on concept clarity (not depth). - Revise formulas and basic NCERT examples. - Practice 10–15 questions just for familiarity. |
Very Low Weightage (<2%) | Can be skipped if short on time. - If time permits, cover basics only. - Revise formula sheets, but don’t over-invest. |
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This table will give you a general knowledge of the JEE Mains Exam Pattern
Particulars | Details |
Exam Mode | Computer-Based Test (CBT) |
Papers | Paper 1 (B.E./B.Tech) |
Subjects | Physics, Chemistry, Mathematics |
Total Questions | 75 questions (25 per subject) |
Questions to Attempt | All questions are compulsory |
Type of Questions | MCQs (4 options with 1 correct) + Numerical Answer Type (NAT) |
Total Marks | 300 |
Marking Scheme | +4 for correct, –1 for incorrect (MCQ), and no negative marking for NATs |
Duration | 3 Hours (180 Minutes) |
Medium of Exam | 13 Languages (including English, Hindi, Gujarati, etc.) |
Frequently Asked Questions (FAQs)
On average there are 5 to 7 significantly important chapter from each subject.
No, they can significantly increase or break your marks but they themselves are not enough. You have to focus on other chapters too.
Do or die chapters for JEE Mains are the most important chapters with the highest weightage that can significantly affect your marks in JEE Mains.
On Question asked by student community
Hi Lucky,
Please refer to this link and you can download the free pdf.
Hi,
Here are some e-books for your reference
https://engineering.careers360.com/download/ebooks/jee-main-chemistry-important-formulas
https://engineering.careers360.com/download/ebooks/jee-main-important-formulas-for-physics-pdf
https://engineering.careers360.com/download/ebooks/jee-main-maths-important-formulas
https://engineering.careers360.com/download/ebooks/jee-main-important-formulas
Hi, you can refer to this ebook
https://engineering.careers360.com/download/ebooks/jee-main-important-formulas-for-physics-pdf
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
Among top 100 Universities Globally in the Times Higher Education (THE) Interdisciplinary Science Rankings 2026
Recognized as Institute of Eminence by Govt. of India | NAAC ‘A++’ Grade | Upto 75% Scholarships | Application Deadline: 15th Jan
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98% Placement Record | Highest CTC 81.25 LPA | NAAC A++ Accredited | Ranked #62 in India by NIRF Ranking 2025 | JEE & JET Scores Accepted
The JEE Main 2026 Jan 24 Shift 1 paper and JEE Main Jan 24 shift 1 answer key will be released soon.
JEE Mains 2026 January 23 Shift 2 Paper PDFto be updated soon.