JEE Main

JEE Main 2025 Syllabus – Subject-Wise Topics, Weightage & Exam Highlights

Engineering

Updated on 2025

Table of Contents

Joint Entrance Examination Main Syllabus Highlights

Joint Entrance Examination Main Basic Information

Subject-wise Weightage

Physics

Chemistry

Mathematics

Joint Entrance Examination Main Syllabus Highlights

The Joint Entrance Examination Main syllabus is based on NCERT Class 11-12, applicable for year 2025. The official syllabus is published on the exam portal.

Joint Entrance Examination Main Basic Information

Name	Joint Entrance Examination Main
Conducting Authority	National Testing Agency (NTA)
Syllabus Based On	NCERT Class 11-12
Total Marks	300
Type of Questions	Multiple Choice Questions (MCQ), Numerical Answer Type
Subjects Covered	Physics, Chemistry, Mathematics

Subject-wise Weightage

Subject	Questions	Marks
Physics	25	100
Chemistry	25	100
Mathematics	25	100

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Physics

Topic Name	Weightage	Important Concepts
Physics and Measurement	-	Units Of Measurements System Of Units Si Units Fundamental And Derived Units Errors In Measurements Significant Figures Dimensions Of Physical Quantities Dimensional Analysis And Its Applications
Kinematics	-	Frame Of Reference Motion In A Straight Line Position-time Graph Speed And Velocity Uniform And Non-uniform Motion Average Speed And Instantaneous Velocity Uniformly Accelerated Motion Relative Velocity Projectile Motion Uniform Circular Motion
Laws of Motion	-	Force And Inertia Newton's First Law Of Motion Momentum Newton's Second Law Of Motion Impulse Newton's Third Law Of Motion Law Of Conservation Of Linear Momentum And Its Applications Equilibrium Of Concurrent Forces Static And Kinetic Friction Laws Of Friction Rolling Friction Dynamics Of Uniform Circular Motion Centripetal Force And Its Applications
Work, Energy and Power	-	Work Done By A Constant Force And A Variable Force Kinetic Energy Work-energy Theorem Power Potential Energy Potential Energy Of A Spring Conservative And Nonconservative Forces Conservation Of Mechanical Energy Collision: Elastic And Inelastic In One And Two Dimensions
Rotational Motion	-	Centre Of Mass Of A Two-particle System Centre Of Mass Of A Rigid Body Basic Concepts Of Rotational Motion Moment Of A Force Torque Angular Momentum Conservation Of Angular Momentum And Its Applications Moment Of Inertia Radius Of Gyration Parallel And Perpendicular Axes Theorems And Their Applications Equilibrium Of Rigid Bodies Rigid Body Rotation And Equations Of Rotational Motion
Gravitation	-	The Universal Law Of Gravitation Acceleration Due To Gravity And Its Variation With Altitude And Depth Gravitational Potential Energy Gravitational Potential Escape Velocity Orbital Velocity Of A Satellite Geostationary Satellites
Properties of Solids and Liquids	-	Elastic Behaviour Stress-strain Relationship Hooke’s Law Young’s Modulus Bulk Modulus Shear Modulus Of Rigidity Pressure Due To Fluid Column Pascal’s Law And Its Applications Effect Of Gravity On Fluid Pressure Viscosity Stokes’ Law Terminal Velocity Streamline And Turbulent Flow Reynolds Number Bernoulli’s Principle And Its Applications Surface Energy And Surface Tension Angle Of Contact Applications Of Surface Tension Heat, Temperature, Thermal Expansion Specific Heat Capacity Calorimetry Change Of State Latent Heat Heat Transfer - Conduction, Convection And Radiation Thermal Conductivity Newton’s Law Of Cooling Blackbody Radiation Wein’s Displacement Law Stefan’s Law
Thermodynamics	-	Thermal Equilibrium Zeroth Law Of Thermodynamics Concept Of Heat, Work And Internal Energy First Law Of Thermodynamics Isothermal And Adiabatic Processes Second Law Of Thermodynamics Reversible And Irreversible Processes Carnot Engine And Its Efficiency
Kinetic Theory of Gases	-	Equation Of State Of A Perfect Gas Work Done On Compressing A Gas Kinetic Theory Of Gases Assumptions Concept Of Pressure Kinetic Energy And Temperature Rms Speed Of Gas Molecules Degrees Of Freedom Law Of Equipartition Of Energy Applications To Specific Heat Capacities Of Gases Mean Free Path Avogadro’s Number
Oscillations and Waves	-	Periodic Motion Simple Harmonic Motion (Shm) Oscillations Of A Spring-mass System Simple Pendulum Energy In Shm Damped And Forced Oscillations Wave Motion Longitudinal And Transverse Waves Speed Of A Travelling Wave Displacement Relation For A Progressive Wave Principle Of Superposition Of Waves Reflection Of Waves Standing Waves In Strings And Organ Pipes Beats Doppler Effect In Sound
Electrostatics	-	Electric Charges Conservation Of Charge Coulomb’s Law Dielectric Constant Electric Field Electric Field Lines Electric Dipole Electric Field Due To A Dipole Torque On A Dipole In A Uniform Electric Field Electric Flux Gauss’s Law And Its Applications Electric Potential Potential Difference Electric Potential Energy Conductors And Insulators Dielectrics And Electric Polarization Capacitors Combination Of Capacitors In Series And Parallel Capacitance Of A Parallel Plate Capacitor
Current Electricity	-	Electric Current Drift Velocity Ohm’s Law Electrical Resistance Resistivity Conductivity Temperature Dependence Of Resistance Internal Resistance Of A Cell Kirchhoff’s Laws And Their Applications Wheatstone Bridge Meter Bridge Potentiometer Heating Effect Of Current Electric Power Magnetic Effect Of Current
Magnetic Effects of Current and Magnetism	-	Biot-savart Law And Its Application Ampere’s Law And Its Applications Force On A Moving Charge In Uniform Magnetic And Electric Fields Force On A Current-carrying Conductor In A Uniform Magnetic Field Torque Experienced By A Current Loop In A Uniform Magnetic Field Moving Coil Galvanometer Current Loop As A Magnetic Dipole And Its Magnetic Dipole Moment Magnetic Field Intensity Due To A Magnetic Dipole Bar Magnet As An Equivalent Solenoid Magnetic Field Lines Earth’s Magnetic Field And Magnetic Elements Permanent Magnets And Electromagnets
Electromagnetic Induction and Alternating Currents	-	Electromagnetic Induction Faraday’s Law Induced Emf And Current Lenz’s Law Eddy Currents Self And Mutual Inductance Alternating Currents Peak And Rms Value Of Alternating Current/voltage Reactance And Impedance Lcr Series Circuit Resonance Power In Ac Circuits Ac Generator And Transformer
Electromagnetic Waves	-	Electromagnetic Waves And Their Characteristics Electromagnetic Spectrum Displacement Current
Optics	-	Reflection And Refraction Of Light At Plane And Spherical Surfaces Mirror Formula Total Internal Reflection And Its Applications Optical Fibres Lens Formula Power Of A Lens Combination Of Thin Lenses In Contact Dispersion Of Light Through A Prism Scattering Of Light Microscope And Astronomical Telescope Wave Optics Huygens’ Principle Interference Young’s Double Slit Experiment Diffraction Due To A Single Slit Polarisation
Dual Nature of Matter and Radiation	-	Dual Nature Of Radiation Photoelectric Effect Hertz And Lenard’s Observations Einstein’s Photoelectric Equation Matter Waves De Broglie Wavelength
Atoms and Nuclei	-	Alpha-particle Scattering Experiment Rutherford’s Model Of Atom Bohr Model Energy Levels Hydrogen Spectrum Composition And Size Of Nucleus Atomic Masses Isotopes, Isobars Radioactivity: Alpha, Beta, Gamma Decay Mass-energy Relation Nuclear Fission And Fusion
Electronic Devices	-	Semiconductors Semiconductor Diode I-v Characteristics In Forward And Reverse Bias Diode As A Rectifier Led Photodiode Solar Cell Zener Diode And Its Applications As A Voltage Regulator Junction Transistor Transistor Action Characteristics Of A Transistor Transistor As An Amplifier (Common Emitter Configuration) And Oscillator Logic Gates (Or, And, Not, Nand And Nor)
Experimental Skills	-	Vernier Callipers Screw Gauge Simple Pendulum Metre Scale Surface Tension By Capillary Rise Method Coefficient Of Viscosity By Stokes’ Law Specific Heat Capacity Of A Liquid Using Calorimeter Refractive Index Of Glass Slab Using Travelling Microscope Refractive Index Of Liquid Using Convex Lens And Plane Mirror Concave Mirror Convex Lens Ohm’s Law Resistance And Figure Of Merit Of A Galvanometer By Half-deflection Method Potentiometer Speed Of Sound In Air Resonance Column Characteristics Of A Zener Diode

Chemistry

Topic Name	Weightage	Important Concepts
Some Basic Concepts in Chemistry	-	Matter And Its Nature Dalton’s Atomic Theory Concept Of Atom, Molecule, Element, And Compound Laws Of Chemical Combination Atomic And Molecular Masses Mole Concept And Molar Mass Percentage Composition Empirical And Molecular Formulae Chemical Equations And Stoichiometry
Atomic Structure	-	Discovery Of Sub-atomic Particles Bohr’s Model And Its Limitations Dual Behaviour Of Matter And Radiation Heisenberg’s Uncertainty Principle Quantum Mechanical Model Of Atom Orbitals And Quantum Numbers Shapes Of S, P, And D Orbitals Electronic Configurations Of Elements Pauli’s Exclusion Principle Hund’s Rule Aufbau Principle
Chemical Bonding and Molecular Structure	-	Kossel-lewis Approach To Chemical Bonding Ionic Bond Covalent Bond Vsepr Theory Hybridization Molecular Orbital Theory Of Homonuclear Diatomic Molecules Hydrogen Bond
Chemical Thermodynamics	-	Concepts Of System And Surroundings Extensive And Intensive Properties State Functions First Law Of Thermodynamics Internal Energy And Enthalpy Heat Capacity And Specific Heat Measurement Of Du And Dh Hess’s Law Of Constant Heat Summation Enthalpies Of Bond Dissociation, Combustion, Formation, Atomization, Sublimation, Phase Transition, Ionization, Solution And Dilution Second Law Of Thermodynamics Entropy And Gibbs Energy Spontaneity Of Processes
Solutions	-	Types Of Solutions Concentration Of Solutions Vapour Pressure Of Solutions And Raoult’s Law Ideal And Non-ideal Solutions Colligative Properties Elevation Of Boiling Point Depression Of Freezing Point Osmotic Pressure Determination Of Molecular Masses Using Colligative Properties Abnormal Molecular Mass
Equilibrium	-	Dynamic Nature Of Equilibrium Law Of Mass Action Equilibrium Constant Le Chatelier’s Principle Ionic Equilibrium Acids And Bases (Arrhenius, Brønsted-lowry, Lewis Concepts) Ionization Of Acids And Bases Strong And Weak Electrolytes Ph Scale Hydrolysis Of Salts Buffer Solutions Solubility Product Common Ion Effect
Redox Reactions and Electrochemistry	-	Electronic Concepts Of Oxidation And Reduction Redox Reactions Oxidation Number Balancing Redox Reactions Electrolytic And Electrochemical Cells Electrolytic Conduction Kohlrausch’s Law Electromotive Force Standard Electrode Potential Nernst Equation Gibbs Energy Change And Cell Potential Dry Cell Electrolytic Cells And Electrolysis Faraday’s Laws Of Electrolysis Fuel Cells Corrosion And Its Prevention
Chemical Kinetics	-	Rate Of A Reaction Factors Affecting Rate Of Reaction Order And Molecularity Of A Reaction Rate Law And Specific Rate Constant Integrated Rate Equations And Half-life (Zero And First Order) Activation Energy Arrhenius Equation Collision Theory Of Bimolecular Reactions
Classification of Elements and Periodicity in Properties	-	Mendeleev’s Periodic Table Modern Periodic Law And The Present Form Of Periodic Table Periodic Trends In Properties Of Elements – Atomic Radii, Ionic Radii, Ionization Enthalpy, Electron Gain Enthalpy, Electronegativity Valency
P-Block Elements	-	Group 13 To Group 18 Elements General Introduction Electronic Configuration Oxidation States Trends In Physical And Chemical Properties Anomalous Properties Of First Element Of Each Group Preparation And Properties Of Some Important Compounds
d- and f- Block Elements	-	General Introduction Electronic Configuration Characteristics Of Transition Metals General Trends In Properties Preparation And Properties Of K2cr2o7 And Kmno4 Lanthanoids And Actinoids: Electronic Configuration, Oxidation States, Chemical Reactivity And Lanthanoid Contraction And Its Consequences
Coordination Compounds	-	Werner’s Theory Of Coordination Compounds Nomenclature Isomerism Bonding Valence Bond Theory Crystal Field Theory Colour And Magnetic Properties Importance Of Coordination Compounds
Purification and Characterisation of Organic Compounds	-	Purification: Crystallization, Sublimation, Distillation, Differential Extraction, Chromatography Qualitative Analysis Quantitative Analysis
Some Basic Principles of Organic Chemistry	-	Tetravalency Of Carbon Shapes Of Simple Organic Molecules Hybridization (Sp3, Sp2, Sp) Nomenclature Of Organic Compounds (Trivial And Iupac) Isomerism Homologous Series Functional Groups Common Types Of Organic Reactions (Substitution, Addition, Elimination And Rearrangement) Electronic Displacement In A Covalent Bond (Inductive Effect, Electromeric Effect, Resonance And Hyperconjugation) Fission Of A Covalent Bond (Homolytic And Heterolytic) Free Radicals, Carbocations, Carbanions Electrophiles And Nucleophiles
Hydrocarbons	-	Classification Isomerism Iupac Nomenclature General Methods Of Preparation Properties And Reactions Of Alkanes (Conformations, Mechanism Of Halogenation) Alkenes (Geometrical Isomerism, Mechanism Of Electrophilic Addition, Addition Reactions, Ozonolysis And Polymerization) Alkynes (Acidic Character, Addition Reactions, Polymerization) Aromatic Hydrocarbons (Nomenclature, Benzene – Structure And Aromaticity, Mechanism Of Electrophilic Substitution, Directive Influence Of Functional Group In Mono-substituted Benzene)
Organic Compounds Containing Halogens	-	General Methods Of Preparation Properties And Reactions Nature Of C-x Bond Mechanisms Of Substitution Reactions
Organic Compounds Containing Oxygen	-	Alcohols, Phenols And Ethers: General Methods Of Preparation, Properties, Reactions, And Uses Aldehydes And Ketones: General Methods Of Preparation, Properties, Reactions, And Uses Carboxylic Acids: General Methods Of Preparation, Properties, Reactions, And Uses
Organic Compounds Containing Nitrogen	-	General Methods Of Preparation Properties Reactions And Uses Of Amines (Primary, Secondary, And Tertiary) Diazonium Salts (Preparation And Reactions)
Biomolecules	-	Carbohydrates (Classification, Monosaccharides, Disaccharides, Polysaccharides, Importance) Proteins (Elementary Idea Of Amino Acids, Peptide Bond, Polypeptides, Proteins, Primary, Secondary, Tertiary, And Quaternary Structures, Denaturation Of Proteins) Vitamins (Classification And Functions) Nucleic Acids (Dna And Rna – Elementary Idea; Structure)
Principles Related to Practical Chemistry	-	Detection Of Elements In Organic Compounds Preparation Of Inorganic Compounds Preparation Of Organic Compounds Tests For Functional Groups Titrimetric Exercises Qualitative Salt Analysis

Mathematics

Topic Name	Weightage	Important Concepts
Sets, Relations and Functions	-	Sets And Their Representation Union, Intersection And Complement Of Sets Algebraic Properties Of Sets Power Set Relations, Type Of Relations Equivalence Relations Functions One-one, Into And Onto Functions Composition Of Functions
Complex Numbers and Quadratic Equations	-	Complex Numbers As Ordered Pairs Of Reals Representation Of Complex Numbers In The Form A+ib And Their Representation In A Plane Argand Diagram Algebra Of Complex Numbers Modulus And Argument Of A Complex Number Square Root Of A Complex Number Triangle Inequality Quadratic Equations In Real And Complex Number System And Their Solutions Relation Between Roots And Coefficients Nature Of Roots Formation Of Quadratic Equations With Given Roots
Matrices and Determinants	-	Matrices Algebra Of Matrices Types Of Matrices Determinants Properties Of Determinants Evaluation Of Determinants Area Of Triangles Using Determinants Adjoint And Evaluation Of Inverse Of A Square Matrix Using Determinants And Elementary Transformations Test Of Consistency And Solution Of Simultaneous Linear Equations In Two Or Three Variables Using Determinants And Matrices
Permutations and Combinations	-	Fundamental Principle Of Counting Permutation As An Arrangement And Combination As Selection Meaning Of P(n,r) And C(n,r) Simple Applications
Binomial Theorem and its Simple Applications	-	Binomial Theorem For A Positive Integral Index General Term And Middle Term Properties Of Binomial Coefficients Simple Applications
Sequence and Series	-	Arithmetic And Geometric Progressions Insertion Of Arithmetic, Geometric Means Between Two Given Numbers Relation Between A.m. And G.m. Sum Upto N Terms Of Special Series: Sn, Sn2, Sn3 Arithmetic-geometric Progression
Limit, Continuity and Differentiability	-	Real-valued Functions Algebra Of Functions Polynomials Rational, Trigonometric, Logarithmic And Exponential Functions Inverse Function Graphs Of Simple Functions Limits, Continuity And Differentiability Differentiation Of Trigonometric, Inverse Trigonometric, Logarithmic And Exponential Functions Chain Rule Derivatives Of Implicit Functions Derivatives Of Functions In Parametric Form Second Order Derivatives
Integral Calculus	-	Integral As Anti-derivative Fundamental Integrals Involving Algebraic, Trigonometric, Exponential And Logarithmic Functions Integration By Substitution, By Parts And By Partial Fractions Integration Using Trigonometric Identities Evaluation Of Simple Integrals Of The Type Definite Integrals As A Limit Of A Sum Fundamental Theorem Of Calculus Properties Of Definite Integrals Evaluation Of Definite Integrals Application Of Integrals To Find The Area Under Simple Curves Area Bounded By A Curve And A Line Area Between Two Curves
Differential Equations	-	Ordinary Differential Equations Their Order And Degree Formation Of Differential Equations Solution Of Differential Equations By The Method Of Separation Of Variables Homogeneous Differential Equations Of First Order And First Degree Linear Differential Equations Of The Type: Dy/dx + P(x)y = Q(x)
Coordinate Geometry	-	Cartesian System Of Rectangular Coordinates Distance Formula Section Formula Locus And Its Equation Translation Of Axes Straight Lines (Various Forms Of Equations, Intersection Of Lines, Angle Between Two Lines, Distance Of A Point From A Line, Family Of Lines, Concurrent Lines, Etc.) Circles (Standard Form Of Equation, General Form, Parametric Equations, Tangent And Normal, Etc.) Conic Sections (Parabola, Ellipse, Hyperbola – Standard Forms Of Equations, Properties, Tangent And Normal, Etc.)
Three Dimensional Geometry	-	Coordinates Of A Point In Space Distance Between Two Points Section Formula Direction Cosines And Direction Ratios Equation Of A Straight Line In Space Equation Of A Plane Distance Of A Point From A Plane
Vector Algebra	-	Vectors And Scalars Addition Of Vectors Components Of A Vector In Two And Three Dimensional Space Scalar And Vector Products Scalar And Vector Triple Product Simple Applications In Geometry
Statistics and Probability	-	Measures Of Dispersion: Calculation Of Mean, Median, Mode, Variance And Standard Deviation For Ungrouped And Grouped Data Probability Of An Event Addition And Multiplication Theorems Of Probability Bayes’ Theorem Probability Distribution Of A Random Variate Bernoulli Trials And Binomial Distribution
Trigonometry	-	Trigonometrical Identities And Equations Inverse Trigonometrical Functions Heights And Distances

Applicable Degrees

B.Tech

B.E.

B.Arch

B.Planning

Institutions accepting JEE Main

Over 100, including 31 National Institutes of Technology (NITs), 26 Indian Institutes of Information Technology (IIITs), 38 Government Funded Technical Institutes (GFTIs), and numerous state government and private institutions.