JEE Mains syllabus is vast, consisting of class 11 and 12 chapters of Physics, Chemistry, Math. Many aspirants who don’t have enough time to complete the syllabus ask for important and scoring topics for JEE Mains which they can study before the exam. In this article, we will cover the key topics for JEE Mains class 11 and 12, including the chapter-wise weightage of Physics, Chemistry and Math.
Important Topics for JEE Mains 2025
Given below are the chapter-wise important topics for JEE Mains :
| Important Topics for JEE Main Physics | |
| Chapter | Topics |
| Mechanics | Kinematics, Newton’s Laws of Motion, Conservation of Momentum, Work Energy and Power, Gravitation, Rigid Body Dynamics, Simple Harmonic Motion, Fluid Mechanics, Waves |
| Modern Physics | Photoelectric effect, Bohr H atom, De Broglie wavelength, Nuclear Physics |
| Electricity and Magnetism | Kirchhoff’s laws, Biot–Savart’s law and Ampere’s law, Electromagnetic induction |
| Optics | Reflection and refraction, Young’s double-slit experiment |
| Important Topics for JEE Main Chemistry | |
| Chapter | Topics |
| Electrochemistry | Conductivity and conductance, Battery and cell, Faraday’s laws, Nernst equation, Kohlrausch’s law |
| Thermodynamics | Laws of thermodynamics, Enthalpy, Entropy |
| Chemical Kinetics | Arrhenius equation, Order of Reaction |
| Chemical Bonding | VSEPR, Hybridisation, Molecular orbital theory |
| Coordination Compounds | Nomenclature, Isomerism, Colouration |
| Important Topics for JEE Main Math | |
| Chapter | Topics |
| Matrices and Determinants | Matrices, order of matrices, row and column matrix, Multiplication of two matrices, Properties of matrix multiplication, Transpose of a matrix, Transpose conjugate of a matrix and properties |
| Probability and Permutations & Combinations | Probability of an event, addition and multiplication theorems of probability, Baye’s theorem, permutation as an arrangement and combination as section, Meaning of P (n,r) and C (n,r), simple applications |
| Co-ordinate Geometry | Coordinate Axes, Distance between two points, Section Formula, Centroid |
| Definite Integrals | Application of formulas, Direct indefinite solving then putting the limits, by parts, recursion, area under curves |
| Vectors and 3D Geometry | Scalar triple products, Vector triple products, Section Formula, Direction Cosines and Direction Ratio, Equations for a Line in Space, Angle Between Two Lines, Shortest Distance between Two Lines |
JEE Mains 2025 Chapter-wise Weightage
There is a time in your preparation when you want to know the weightage of each chapter in the JEE Main paper, either for revision or to practice more questions from these chapters. By knowing the chapter-wise weightage of JEE Mains, candidates will be able to know the important topics and chapters where they need to focus more for cracking JEE Mains.
Note: The weightage of chapters in JEE Mains Physics, Chemistry and Mathematics has been prepared on the basis of the JEE Mains previous years papers.
JEE Mains Physics Weightage Chapter-wise
| JEE Main Physics – Weightage of Chapters | ||
| Topic/ Chapter | Number of Questions | Total Marks |
| Modern Physics | 5 | 20 |
| Heat and Thermodynamics | 3 | 12 |
| Optics | 3 | 12 |
| Current Electricity | 3 | 12 |
| Electrostatics | 3 | 12 |
| Magnetics | 2 | 8 |
| Unit, Dimension and Vector | 1 | 4 |
| Kinematics | 1 | 4 |
| Laws of motion | 1 | 4 |
| Work, Power and Energy | 1 | 4 |
| Centre Of Mass, Impulse and Momentum | 1 | 4 |
| Rotation | 1 | 4 |
| Gravitation | 1 | 4 |
| Simple Harmonic Motion | 1 | 4 |
| Solids and Fluids | 1 | 4 |
| Waves | 1 | 4 |
| Electromagnetics Induction | 1 | 4 |
JEE Mains Chemistry Weightage Chapter-wise
| JEE Main Chemistry – Weightage of Chapters | ||
| Topic/ Chapter | Number of Questions | Total Marks |
| Transition Elements and Coordination Chemistry | 3 | 12 |
| Periodic table and Representative Elements | 3 | 12 |
| Thermodynamics And Gaseous State | 2 | 8 |
| Atomic Structure | 2 | 8 |
| Chemical Bonding | 2 | 8 |
| Chemical And Ionic Equilibrium | 2 | 8 |
| 2 | 8 | |
| Nuclear Chemistry And Environment | 2 | 8 |
| Mole Concept | 1 | 4 |
| Redox Reaction | 1 | 4 |
| Electrochemistry | 1 | 4 |
| Chemical Kinetics | 1 | 4 |
| Solution and Colligative Properties | 1 | 4 |
| General Organic Chemistry | 1 | 4 |
| Stereochemistry | 1 | 4 |
| Hydrocarbon | 1 | 4 |
| Alkyl Halides | 1 | 4 |
| Carboxylic Acid and their Derivatives | 1 | 4 |
| Carbohydrates, amino acid and Polymers | 1 | 4 |
| Aromatic Compounds | 1 | 4 |
JEE Mains Math Weightage Chapter-wise
| JEE Main Math – Weightage of Chapters | ||
| Topic/ Chapter | Number of Questions | Total Marks |
| Coordinate Geometry | 5 | 20 |
| Limits, Continuity and Differentiability | 3 | 12 |
| Integral Calculus | 3 | 12 |
| Complex numbers and Quadratic Equation | 2 | 8 |
| Matrices and Determinants | 2 | 8 |
| Statistics and Probability | 2 | 8 |
| Three Dimensional Geometry | 2 | 8 |
| Vector Algebra | 2 | 8 |
| Sets, Relation and Function | 1 | 4 |
| Permutations and Combinations | 1 | 4 |
| Binomial Theorem and Its Application | 1 | 4 |
| Sequences and Series | 1 | 4 |
| Trigonometry | 1 | 4 |
| 1 | 4 | |
| Differential Equation | 1 | 4 |
| Statics and Dynamics | 1 | 4 |
| Differential Calculus | 1 | 4 |
Most Important Chapters for JEE Mains Class 11
List of important chapters of JEE Mains class 11 :
- Thermodynamics
- Work, Power, Energy
- Rotation
- Simple Harmonic Motion
- Waves Oscillations
- General Organic Chemistry
- Structure of Atom
- Equilibrium
- Coordinate Geometry
- Complex Numbers
- Trigonometry
Most Important Chapters for JEE Mains Class 12
List of important chapters of JEE Mains class 12 :
- Modern Physics
- Electrodynamics
- Electrochemistry
- Chemical Kinetics
- Coordination Compounds
- 3D Geometry
- Vector
- Probability
- Integration
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