Important Do or Die Chapters and Topics for JEE Mains 2027
Joint Entrance Exam (JEE) Main 2027 ( JEE Main )
JEE Main 2027 Registration Session 1
24 Oct '26 - 22 Nov '26
Important Do or Die Chapters for JEE Mains 2027: The syllabus of JEE Mains is vast and not every chapter carries equal weightage. With so many topics to study, it becomes essential to plan the preparation in a way which gives maximum attention to JEE Main important chapters.
To help candidates with their preparation, we have compiled a list of "Do or Die chapters for NTA JEE Mains 2027" that can be considered the most important chapters/topics from the exam point of view. The list of important topics for JEE Main 2027 have been categories into two parts: low-weightage and high-weightage topics from Physics, Chemistry, and Mathematics. The list of important chapters have been compiled by analysis of JEE Main question papers of last 10 year and recommendation of various subject experts.
The NTA will conduct JEE Main 2027 exam in two sessions in January and April. Check below the important chapters and prepare for the exam.
Read More: JEE Main 2023 Question Paper with Answer Key PDF Download
| JEE Main 2027 Exam Date | JEE Main Application Form 2027 |
| JEE Main Exam Pattern 2027 | JEE Main 2027 Syllabus |
- Important Chapters for JEE Main 2027
- How to Prepare for JEE Main 2027 Physics, Chemistry, and Mathematics?
- FAQs related to JEE Main Do or Die Chapters
Important Chapters for JEE Main 2027
The entire list of important Chapters of Physics, Chemistry, and Mathematics is given below.
Do or Die Chapters for JEE Main 2027 Mathematics
| High Weightage |
Low Weightage |
|---|---|
| 3 Dimensional Geometry |
Differential Equation |
| Vectors |
Differentiation |
| Determinant & Matrices |
Trigonometric Equation |
| Sequence & Series |
Statistics |
| Straight Line |
Mathematical Logic |
| Circle |
Set & Relation |
| Probability Distribution (Binomial Mean & Variance) |
Height & Distance |
| Definite Integral & Area Under the Curve |
Trigonometric Ratio & Functions |
| Limits, Continuity & Differentiability |
Properties of Triangle |
| Functions |
Permutation & Combination |
| Application of Derivatives |
Indefinite Integral |
| Conic Sections |
|
| Complex Number |
|
| Quadratic Equation |
|
| Binomial Theorem & M. I. |
|
Do or Die Chapters of JEE Main 2027 for Chemistry
| High Weightage |
Low Weightage |
|---|---|
| Atomic Structure |
Chemical Equilibrium |
| Gaseous & Liquid State |
Redox & Volumetric Analysis |
| Electrochemistry |
Solutions |
| Chemical Kinetics |
Metallurgy |
| Nuclear & Surface Chemistry |
Qualitative Analysis |
| Chemical Bonding |
Hydrocarbons |
| d-Block Elements |
Mole Concept |
| Co-ordination Compound |
Ionic Equilibrium |
| Alkyl Halides |
Solid State |
| Aromatic Compounds |
Periodic Classification |
| Thermodynamics |
Classification & Nomenclature |
| p-Block Elements |
Alcohol & Ether |
| General Organic Chemistry |
Nitrogen Compounds & Aliphatic Amines |
| Isomerism |
Biomolecules & Polymers |
| Aldehydes and Ketones |
|
| Carboxylic Acids & Its Derivatives |
|
Do or Die Chapters of JEE Main 2027 for Physics
| High Weightage |
Low Weightage |
|---|---|
| Heat & Thermodynamics |
Heat Transfer |
| Ray Optics |
Fluids |
| Electromagnetic Waves |
Nuclear Physics & X-Rays |
| Semiconductors |
Work, Energy & Power |
| Error & Instrument Analysis |
Units & Measurements |
| Gravitation |
Dual Nature of Matter & Radiation |
| Wave Optics |
Circular Motion |
| Photoelectric Effect |
Center of Mass & Collisions |
| Oscillations |
Laws of Motion |
| Electromagnetic Induction & Alternating Current |
|
| Rotation |
|
| Kinematics |
|
| Electrostatics |
|
| Current Electricity & Capacitors |
|
| Properties of Matter |
|
| Magnetic Effects of Current & Magnetism |
|
| Bohr’s Atomic Model |
|
| Waves & Sound |
|
| Want to know which college you will get based on your JEE Mains rank? Check out the JEE Main College Predictor by Shiksha.com, which predicts the best college after analysing several years’ cutoff. JEE Main College Predictor |
Commonly asked questions
NTA has released JEE Main 2027 Session 1 & 2 exam dates.
- Session 1: January 20 to 24 and 28, 2027.
- Session 2: April 2 to 7, 2027
Candidates can check the JEE Main exam date on their city slip and also on their JEE Main admit card.
JEE Main exam is in two shifts each day. First shift is from 9 am to 12 noon and second shift is from 3 pm to 6 pm.
NTA will conduct the JEE Main 2027 session 2 exam on April 2, 3, 4, 5, 6, and 7, 2027.
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How to Prepare for JEE Main 2027 Physics, Chemistry, and Mathematics?
Provided here are smart tips to prepare Physics, Chemistry and Maths for JEE Mains 2027 exam. Follow these tips to prepare for important chapters given above. Also check JEE Main chapterwise weightage of questions while preparing for the exam.
JEE Main 2027 Physics Paper
Below are the few points that the candidates must note while preparing for physics section of JEE Main 2027.
- Candidates must study all the topics which are mentioned in the JEE Main syllabus Thoroughly with special attention to "Physical Quantities" and "Vector treatment".
- According to the experts, questions from semiconductor devices, electromagnetic waves, communication systems, etc are usually simple and straightforward. A thorough understanding of NCERT textbooks on such topics is usually sufficient to solve questions in JEE Main.
JEE Main 2027 Chemistry Paper
The Chemistry paper is divided into three sections: Physical, Organic, and Inorganic. Check some important points to be noted while preparing:
- In physical chemistry, candidates must keep a note of all formulas related to atomic structure, ionic equilibrium, solid-state, electrochemistry and thermos chemistry, etc.
- Inorganic chemistry candidates must focus on reactions that they have come across and their mechanisms.
- Experts suggest that in in-organic chemistry candidates must ensure to learn the formulas or ores and composition of alloys which are often asked in objective type questions.
JEE Main 2027 Mathematic Paper
Mathematics experts have suggested the following points to score higher marks in the paper:
- A list of Formulae and important concepts must be kept in handy
- A good number of questions are expected from Co-ordinate Geometry, Algebra, Trigonometry, Calculus, Vector, and 3-D Geometry in the examinations
| JEE Main Mock Test 2027 | JEE Main 2027 Preparation Tips |
FAQs related to JEE Main Do or Die Chapters
Q. Which chapters are most important in JEE Mains?
A. Chapters like Rotational Motion, Thermodynamics, SHM, Electrostatics, Magnetism, Optics, and Modern Physics among others are important in Physics. In Chemistry Chemical bonding, Electrochemistry, Coordination compound, Thermodynamics & thermochemistry, etc are important. In Mathematics, Complex Number, Conic Section, Circle, Calculus, Vector & 3 D, Probability, Trigonometric Equation etc. Read more.
Q. Which chapters can be skipped for JEE Mains?
A. In exams like JEE Main, one should not try to skip a single chapter while preparing. Students must cover the whole syllabus thoroughly as the questions can be asked from any topic
Q. Which is the most scoring subject in JEE mains?
A. Chemistry is considered as the most scoring subject with an average score of around 35 marks; Mathematics on the other hand is the most difficult to score off averaging a little over 25.
Q. Is stoichiometry important for JEE?
A. Yes, it is for sure!! Stoichiometry may even cover a major part of physical chemistry in the mains paper.
Q. Is there any specific book for JEE Main preparation comprising all subjects?
A. Not one book but topic-specific books should be referred by candidates in order to get the best of all.
Q. With 96 percentile in which NIT will I get?
A. Candidates can get admission to NIT Mizoram and NIT Nagaland. Read here to know the detailed analysis and other college options
Q. Is 200 a good score in JEE Mains?
A. Yes, 200 is considered good in JEE Mains if you want to get into top NITs and IIITs. Read more
Q. In JEE Mains, what is the weightage of class 11 and 12 syllabi?
A. It is nearly 49% for class 11 and 51% for the class 12 syllabus. However, NTA do not officially specify any class wise weightage
Q. What is the weightage of modern physics in JEE Mains?
A. The weightage for modern physics in JEE Main is 20-25%.
Q. Can class 11 students give JEE Mains?
A. No, candidates have to pass or appear in the Class 12 examination to sit for JEE Mains exam.
Q. Is Class 12 marks important for JEE Mains?
A. Candidates must note that class 12 marks have no weightage in the preparation of JEE Main ranks & percentile. The ranks will be determined based on their score in the entrance exam. However, for admission into NITs, IIITs, CFTIs the class 12 board exam scores will be taken into account.
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Student Forum
Anything you would want to ask experts?Answered 9 hours ago
NIT Agartala JEE Main cutoff 2026 for OBC category was released for the last round. The cutoff ranged between 33927 and 142183. Check the table below to get detailed information on NIT Agartala JEE Main 2026 cutoff for OBC:
| Course | 2024 | 2025 | 2026 |
|---|---|---|---|
| B.Tech. in Chemical Engineering | 79920 | 77508 | 80564 |
| B.Tech. in Civil Engineering | 82319 | 78898 | 83099 |
| B.Tech. in Computer Science and Engineering | 33161 | 31911 | 33927 |
| B.Tech. in Electrical Engineering | 54214 | 51352 | 51799 |
| B.Tech. in Electronics and Communication Engineering | 39265 | 39836 | 40997 |
| B.Tech. in Electronics and Instrumentation Engineering | 56630 | 55571 | 55781 |
| B.Tech. in Mechanical Engineering | 67807 | 64482 | 65515 |
| B.Tech. in Biotechnology and Biochemical Engineering | 101098 | 100787 | 99735 |
| B.Tech. in Production Engineering | 105737 | 87055 | 88438 |
R
Contributor-Level 10
Answered Yesterday
COEP Pune CSE cutoff 2026 was 7558 for the General AI category students. Hence, students need a rank of at least 7558 or lower to be able to gain admission at COEP Tech Pune for its BTech course. Note that other categories will have different cutoffs.
N
Contributor-Level 10
Answered Yesterday
Hello Advik Singh,
For almost every student this is an existential question. On one hand is the requirement to study well for the board exam for 12th and on the other hand there is a need to study for this JEE Mains exam. This my sound as a contradiction but in fact it is not. In practice, when a s
Scholar-Level 18
Answered 4 days ago
Yes, JEE Main is compulsory to get admission in BTech at BIT Mesra. AAdmissions for regular seats are conducted through centralised counseling platforms governed by JoSAA (Joint Seat Allocation Authority) and CSAB (Central Seat Allocation Board).
R
Contributor-Level 10
Answered 4 days ago
Candidates can check below the scholarship offered at BIT Mesra based on JEE Main rank:
percentage of Tuition Fee Waiver | All India Rank range of JEE-Main General category candidates | All India Rank range of JEE-Main SC /ST category candidates |
|---|---|---|
100% | upto 1000 | Upto 5000 |
75% | 1001-2500 | 5001-15000 |
50% | 2501-4000 | 15001-25000 |
R
Contributor-Level 10
Answered 5 days ago
If your JEE Main score is not strong, Galgotias University can be a practical option to consider. It offers multiple B.Tech programmes and gives preference to JEE Main scores while also allowing admission based on its programme-specific eligibility criteria. Compare fees, branch, curriculum, and opp
A
Beginner-Level 2
Answered 5 days ago
For the General All-India category at DIT University Dehradun, the JEE Main Round 1 closing ranks generally range from 1,20,000 to 2,50,000.
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Beginner-Level 2
Answered a week ago
JECRC University Scholarship based on JEE Main scores is offered to BTech students. Check below eligibility and amount offered to BTech students at JECRC University:
Scholarship Criteria | Eligible Degree Programmes | Amount as percentage of Tuition Fee |
|---|---|---|
JEE (Main) 2026 Percentile Score 85 to 89.99 (General Category) | All BTech Programmes | 15% |
JEE (Main) 2026 Percentile Score more than 90 (General Category) | All BTech Programmes | 25% |
G
Contributor-Level 10
Answered 2 weeks ago
Top Aerospace and Aeronautical Engineering colleges in India that do not require JEE Main rely instead on private entrance exams, state-level tests, or direct merit admissions. Check the table below for the Aerospace engineering colleges in India without JEE.
| Top Colleges | Tuition Fee |
|---|---|
| Amity University, Noida | INR 11.4 lakh |
| Presidency University, Bangalore | INR 9 lakh |
| SNS College of Technology | INR 2 lakh |
| Parul University | INR 7.8 Lacs - INR 10.8 lakh |
| Amity University, Mumbai | INR 4.24 lakh |
T
Contributor-Level 10
Answered a month ago
According to the tentative schedule, JEE Main 2027 counselling registration is likely to commence in June 2027 after the conclusion of both exam sessions.
H
Beginner-Level 5
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