JEE Main 2025 Important Dates
| Events | Tentative Dates |
| JEE Main Registration Start Date | November 2024 |
| JEE Main Registration End Date | December 2024 |
| JEE Main Admit Card | 3 days before the exam |
| JEE Main Exam Date | January and April 2025 |
| JEE Main Results | One week after exam |
JEE Main 2025 Syllabus
Physics
Here is the topic wise syllabus for JEE Main 2025 Physics
Unit 1: Physics and Measurement
- Physics, technology, and society
- SI Units, fundamental and derived units
- Least count, accuracy, precision of measuring instruments
- Errors in measurement
- Dimensions of physical quantities, dimensional analysis, applications
Unit 2: Kinematics
- Frame of reference, motion in a straight line
- Positiontime graph, speed, velocity
- Uniform and nonuniform motion, average speed, instantaneous velocity
- Uniformly accelerated motion, velocitytime, positiontime graph
- Scalars and vectors, vector addition and subtraction, zero vector, scalar and vector products
- Unit vector, resolution of a vector, relative velocity
- Motion in a plane, projectile motion, uniform circular motion
Unit 3: Laws of Motion
- Force and inertia, Newton’s First Law
- Momentum, Newton’s Second Law, impulse
- Newton’s Third Law, conservation of linear momentum
- Equilibrium of concurrent forces, static and kinetic friction, rolling friction
- Dynamics of uniform circular motion, centripetal force, applications
Unit 4: Work, Energy and Power
- Work by constant and variable forces
- Kinetic and potential energies, workenergy theorem, power
- Potential energy of spring, conservation of mechanical energy
- Conservative and nonconservative forces, elastic and inelastic collisions
Unit 5: Rotational Motion
- Centre of mass of twoparticle system, rigid body
- Rotational motion basics, torque, angular momentum, conservation
- Moment of inertia, radius of gyration, parallel and perpendicular axes theorems
Unit 6: Gravitation
- Universal law of gravitation, acceleration due to gravity, variations
- Kepler’s laws, gravitational potential energy, potential
- Escape velocity, orbital velocity, geostationary satellites
Unit 7: Properties of Solids and Liquids
- Elastic behavior, stressstrain relationship, Hooke’s Law
- Moduli: Young’s, bulk, rigidity
- Pressure in fluids, Pascal’s law, viscosity, Stokes’ law, terminal velocity
- Streamline and turbulent flow, Reynolds number, Bernoulli’s principle
- Surface tension, angle of contact, capillarity
- Heat, temperature, thermal expansion, specific heat, calorimetry, heat transfer
Unit 8: Thermodynamics
- Thermal equilibrium, zeroth law, temperature concept
- Heat, work, internal energy, first law, second law
- Reversible and irreversible processes, Carnot engine efficiency
Unit 9: Kinetic Theory of Gases
- Equation of state, compressing gas work, kinetic theory assumptions
- Pressure concept, kinetic energy, temperature, RMS speed
- Degrees of freedom, law of equipartition, specific heat capacities, mean free path, Avogadro’s number
Unit 10: Oscillation and Waves
- Periodic motion, period, frequency, displacement
- Simple harmonic motion (SHM), energy in SHM, simple pendulum
- Free, forced, damped oscillations, resonance, wave motion
- Longitudinal and transverse waves, progressive wave displacement
- Superposition principle, wave reflection, standing waves, beats, Doppler Effect
Unit 11: Electrostatics
- Electric charges, conservation, Coulomb’s law
- Electric field, field lines, dipole, torque
- Gauss’s law, applications, electric potential, equipotential surfaces
- Conductors, insulators, dielectrics, capacitors, energy storage
Unit 12: Current Electricity
- Electric current, drift velocity, Ohm’s law, resistance
- VI characteristics, electrical energy, power, resistivity, color code
- Series and parallel resistors, temperature dependence
- Electric cells, internal resistance, potential difference, emf
- Kirchhoff’s laws, Wheatstone bridge, meter bridge, potentiometer
Unit 13: Magnetic Effect of Current and Magnetism
- BiotSavart law, Ampere’s law, force on moving charge, cyclotron
- Force on currentcarrying conductor, parallel currents, torque
- Moving coil galvanometer, magnetic dipole, Earth’s magnetic field
- Magnetic substances, hysteresis, electromagnets, permanent magnets
Unit 14: Electromagnetic Induction and Alternating Current
- Faraday’s law, Lenz’s law, eddy currents, self and mutual inductance
- Alternating currents, RMS value, reactance, impedance
- LCR series circuit, resonance, quality factor, AC generator, transformer
Unit 15: Electromagnetic Waves
- Characteristics, transverse nature, spectrum (radio to gamma rays)
- Applications of electromagnetic waves
Unit 16: Optics
- Reflection, refraction, mirror formula, total internal reflection
- Prism, lens formula, magnification, power, lens combination
- Microscope, telescope, wavefront, Huygens’ principle
- Interference, diffraction, resolving power, polarization, Brewster’s law
Unit 17: Dual Nature of Matter and Radiation
- Photoelectric effect, Einstein’s equation, matter waves, de Broglie relation
- DavissonGermer experiment
Unit 18: Atoms and Nuclei
- Rutherford’s model, Bohr model, energy levels, hydrogen spectrum
- Nucleus composition, radioactivity, decay law, massenergy relation
- Nuclear fission, fusion
Unit 19: Electronic Devices
- Semiconductors, diodes, rectifiers, LED, photodiode, solar cell, Zener diode
- Transistors, logic gates, amplifiers, oscillators, switches
Chemistry
The JEE Main 2025 Syllabus is divided into 3 sections: Physical Chemistry, Inorganic Chemistry and Organic Chemistry. The topic-wise JEE Main Syllabus 2025 for Chemistry are mentioned below-
Unit 1: Some Basic Concepts in Chemistry
- Matter and its nature, Dalton’s atomic theory: Concept of atom, molecule, element, and compound.
- Physical quantities and their measurements in Chemistry: Precision and accuracy, significant figures.
- S.I. Units, dimensional analysis: Laws of chemical combination; Atomic and molecular masses, mole concept, molar mass, percentage composition, empirical and molecular formulae, chemical equations, and stoichiometry.
Unit 2: Atomic Structure
- Thomson and Rutherford atomic models and their limitations.
- Nature of electromagnetic radiation, photoelectric effect; Spectrum of the hydrogen atom.
- Bohr model of a hydrogen atom: Postulates, energy of the electron, radii of orbits, limitations.
- Dual nature of matter, de Broglie’s relationship, Heisenberg uncertainty principle.
- Quantum mechanical model of the atom: Atomic orbitals, quantum numbers, electron configurations, stability of half-filled and completely filled orbitals.
Unit 3: Chemical Bonding and Molecular Structure
- Kossel-Lewis approach: Ionic and covalent bonds.
- Ionic Bonding: Factors, lattice enthalpy.
- Covalent Bonding: Electronegativity, Fajan’s rule, dipole moment, VSEPR theory, hybridization, resonance, Molecular Orbital Theory.
- Metallic bonding, hydrogen bonding, and applications.
Unit 4: Chemical Thermodynamics
- Fundamentals: System, surroundings, properties, state functions, types of processes.
- First law: Work, heat, internal energy, enthalpy, heat capacity.
- Hess’s law, bond dissociation, combustion, formation, sublimation, phase transition, hydration, ionization, solution enthalpies.
- Second law: Spontaneity, entropy, Gibbs energy, equilibrium constant.
Unit 5: Solutions
- Concentration: Molality, molarity, mole fraction, percentage composition.
- Vapour pressure: Raoult’s Law, ideal and non-ideal solutions.
- Colligative properties: Relative lowering of vapour pressure, freezing point depression, boiling point elevation, osmotic pressure.
- Molecular mass determination, van’t Hoff factor.
Unit 6: Equilibrium
- Dynamic equilibrium: Physical and chemical processes, Henry’s law, Le Chatelier’s principle.
- Chemical equilibrium: Kp, Kc, Gibbs energy.
- Ionic equilibrium: Electrolytes, acids and bases, pH scale, solubility product, buffer solutions.
Unit 7: Redox Reactions and Electrochemistry
- Redox reactions: Oxidation numbers, balancing.
- Electrolytic and metallic conduction: Molar conductivities, Kohlrausch’s law.
- Electrochemical cells: Galvanic cells, electrode potentials, Nernst equation, dry cell, lead accumulator, fuel cells.
Unit 8: Chemical Kinetics
- Reaction rate: Factors, elementary and complex reactions, rate law, Arrhenius theory, activation energy, collision theory.
Inorganic Chemistry Unit 9: Classification of Elements and Periodicity in Properties
- Modern periodic law, s, p, d, and f block elements, periodic trends: Atomic and ionic radii, ionization enthalpy, electron gain enthalpy, valence, oxidation states, chemical reactivity.
Unit 10: p-Block Elements
- Group 13 to Group 18 elements: General trends, preparation, properties, uses of compounds like borax, boric acid, diborane, aluminum chloride, silicates, zeolites, silicones, nitrogen, phosphorus, ammonia, nitric acid, sulfuric acid, interhalogen compounds, and oxoacids.
Unit 11: d- and f-Block Elements
- Transition elements: General characteristics, preparation, properties, uses of K2Cr2O7 and KMnO4.
- Inner transition elements: Lanthanoids, actinoids.
Unit 12: Coordination Compounds
- Werner’s theory, ligands, coordination number, isomerism, bonding theories, importance in analysis, and biological systems.
Organic Chemistry Unit 13: Purification and Characterization of Organic Compounds
- Purification techniques, qualitative and quantitative analysis, empirical and molecular formulae.
Unit 14: Some Basic Principles of Organic Chemistry
- Tetravalency, hybridization, classification, homologous series, isomerism, nomenclature, bond fission, electronic effects, reaction types.
Unit 15: Hydrocarbons
- Alkanes, alkenes, alkynes: Nomenclature, preparation, properties, reactions, isomerism, aromatic hydrocarbons.
Unit 16: Organic Compounds Containing Halogen
- Preparation, properties, substitution reactions, environmental effects of chloroform, iodoform, freons, DDT.
Unit 17: Organic Compounds Containing Oxygen
- Alcohols, phenols, ethers: Preparation, properties, reactions, uses.
- Aldehydes and ketones: Reactions, chemical tests.
- Carboxylic acids: Acidic strength.
Unit 18: Organic Compounds Containing Nitrogen
- Amines: Nomenclature, properties, reactions.
- Diazonium salts: Importance in synthesis.
Unit 19: Biomolecules
- Carbohydrates, proteins, vitamins, nucleic acids: Classification, structure, function.
Unit 20: Principles Related to Practical Chemistry
- Detection of elements, functional groups in organic compounds.
- Preparation of inorganic and organic compounds.
- Titrimetric exercises, qualitative salt analysis, enthalpy experiments, preparation of sols, kinetic studies.
Mathematics
The JEE Main 2025 Mathematics Syllabus has 16 units altogether and covers subjects from the usual class 11 and 12 syllabus.
Unit 1: Sets, Relations, and Functions
- Sets: Definition, representation, union, intersection, complement, and algebraic properties; Power set.
- Relations: Types, equivalence relations.
- Functions: One-one, onto, and into functions; Composition of functions.
Unit 2: Complex Numbers and Quadratic Equations
- Complex Numbers: Ordered pairs of reals, representation a+iba + iba+ib, Argand diagram, modulus, argument, algebra, square roots, triangle inequality.
- Quadratic Equations: Solutions in real and complex systems, relations between roots and coefficients, nature of roots, forming quadratic equations from given roots.
Unit 3: Matrices and Determinants
- Matrices: Definition, types, algebra, determinants (order 2 and 3), properties, evaluation.
- Applications: Area of triangles, adjoint, inverse of square matrices, elementary transformations.
- Linear Equations: Consistency tests and solutions using matrices and determinants.
Unit 4: Permutation and Combination
- Counting Principle: Fundamental principle, permutation, and combination definitions.
- Applications: P(n,r) and C(n,r), simple applications.
Unit 5: Binomial Theorem and its Simple Applications
- Theorem: Positive integral index, general term, middle term, binomial coefficients, properties.
- Applications: Simple applications of the binomial theorem.
Unit 6: Sequence and Series
- Progressions: Arithmetic and geometric progressions.
- Means: Insertion of arithmetic and geometric means.
- Special Series: Sums SnS_nSn, Sn2S_{n^2}Sn2, Sn3S_{n^3}Sn3, arithmetic-geometric progression.
Unit 7: Limit, Continuity, and Differentiability
- Functions: Real-valued functions, algebra, polynomials, rational, trigonometric, logarithmic, exponential, inverse functions, graphs.
- Calculus: Limits, continuity, differentiability, differentiation (sum, difference, product, quotient), trigonometric, inverse trigonometric, logarithmic, exponential, composite, implicit functions.
- Theorems: Rolle’s, Lagrange’s Mean Value Theorem.
- Applications: Rate of change, monotonic functions, maxima, minima, tangents, normals.
Unit 8: Integral Calculus
- Integration: Anti-derivative, fundamental integrals, techniques (substitution, parts, partial fractions, trigonometric identities).
- Definite Integrals: Properties, evaluation, area determination.
- Theorems: Fundamental theorem of calculus.
Unit 9: Differential Equations
- Ordinary Differential Equations: Order, degree, formation, solutions (separation of variables, homogeneous, linear differential equations).
Unit 10: Co-ordinate Geometry
- Cartesian Plane: Coordinates, distance formula, section formula, locus, translation of axes, slope, parallel/perpendicular lines, intercepts.
- Lines: Equations, intersections, angles, concurrence, point-line distance, bisectors, centroids, ortho centres, circumcentres, family of lines.
- Circle: Standard and general forms, radius, center, diameter endpoints, line-circle intersections, tangents.
- Conic Sections: Parabola, ellipse, hyperbola equations, tangents.
Unit 11: Three-Dimensional Geometry
- Points in Space: Coordinates, distance, section formula, direction ratios/cosines, angle between lines.
- Skew Lines: Shortest distance, equations.
- Lines and Planes: Equations, intersections, coplanarity.
Unit 12: Vector Algebra
- Vectors and Scalars: Definitions, addition, components (2D and 3D), scalar and vector products, triple products.
Unit 13: Statistics and Probability
- Statistics: Measures of dispersion (mean, median, mode, standard deviation, variance, mean deviation for grouped and ungrouped data).
- Probability: Definitions, theorems (addition, multiplication, Bayes’), distributions (random variable, Bernoulli trials, binomial distribution).
Unit 14: Trigonometry
- Identities and Equations: Trigonometric identities, equations.
- Functions: Trigonometric and inverse trigonometric functions, properties.
- Applications: Heights and distances.
