Overview

The Joint Entrance Examination, or JEE (Main), consists of two papers. Paper 1 serves as a prerequisite for admission to Undergraduate Engineering Programs (B.E/B.Tech.) at NITs, IIITs, other Centrally Funded Technical Institutions (CFTIs), and institutions/universities funded/recognized by participating state governments. JEE (Main) is also an eligibility test for JEE (Advanced), which is conducted for admission to IITs. Paper 2 is conducted for admission to B. Arch and B. Planning courses in the country.

Important Dates

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Selection Process

After the results are announced, the data is handed over to the (CSAB) Centralised Seat Allocation Board, JoSAA (Joint Seat Allocation Authority) or the relevant Institute/government for seat allocation and admission procedures. Available tickets and reservation conditions are:
The National Testing Agency does not collect data on the institutions seat availability and reservation criteria. The candidate should verify the availability of seats in the desired college, category or branch. During the online counselling process, the aspirant can reorganise, alter, delete or add options.

Mode of Examination
NTA conducts JEE in Computer Based Test mode only except drawing paper in B. Arch (Pen and Paper).

Medium of the Question Papers
The JEE-2024 is being conducted in English, Hindi, Assamese, Bengali, Gujarati, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu and Urdu.

Eligibility Criteria

Qualification
The candidate must have passed intermediate Class 12 or its equivalent examination recognized by the concerned State Government and Education Board with the subjects of Physics, Chemistry, Maths and English individually and must have obtained a minimum of 50% marks taken together in Physics, Chemistry and Maths.

Age limit
There is no age limit for the candidates to appear in JEE Mains 2024. The candidates who have passed the class 12/ equivalent examination in 2022, 2023, or appearing in 2024 irrespective of their age can appear in JEE Main 2024 examination.

Syllabus & Exam Pattern

Duration of Exam:

Exam Pattern

Subject combinations for each paper, type of questions in each paper and mode of examination are given in the table below.

Paper 1 : B. E./B. Tech. in Computer Based Test (CBT) mode

Paper 2A (B. Arch) : Mathematics (Part– I) and Aptitude Test (Part–II) in Computer Based Test (CBT) mode only and Drawing Test (Part –III) in Pen and Paper Based (offline) mode, to be attempted on a drawing sheet of A4 size.

Paper 2B (B. Planning) Part – I : Mathematics, Part–II : Aptitude Test and Part –III : Planning Based Questions in Computer Based Test (CBT) mode only

SYLLABUS

PHYSICS

Unit 1 — Physics and Measurement

Units of measurements, System of Units, S I Units, fundamental and derived units, least count, significant figures, Errors in measurements, Dimensions of Physics quantities, dimensional analysis, and its applications.

Deleted Topics Physics, technology and society, accuracy and precision of measuring instruments.

Unit 2 — Kinematics

The 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, velocity-time, position-time graph, relations for uniformly accelerated motion, Scalars and Vectors, Vector. Addition and subtraction, scalar and vector products, Unit Vector, Resolution of a Vector. Relative Velocity, Motion in a plane, Projectile Motion, Uniform Circular Motion.

Deleted Topics Zero Vector

Unit 3 — Laws of Motion

Force and inertia, Newton’s First law of motion; Momentum, Newton’s Second law of motion, Impulses; 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: vehicle on a level circular road, vehicle on a banked road.

Unit 4 — Work, Energy and Power

Work done by a constant force and a variable force; kinetic and potential energies, work-energy theorem, power.

The potential energy of spring conservation of mechanical energy, conservative and non-conservative forces; motion in a vertical circle: Elastic and inelastic collisions in one and two dimensions.

Unit 5 — Rotational Motion

Centre of the mass of a two-particles system, Centre of the mass of a rigid body; Basic concepts of rotational motion; moment of a force; torque, angular momentum, conservation of angular momentum and its applications;

The moment of inertia, the radius of gyration, values of moments of inertia for simple geometrical objects, parallel and perpendicular axes theorems and their applications.

Equilibrium of rigid bodies, rigid body rotation and equations of rotational motion, comparison of linear and rotational motions.

Unit 6 — Gravitation

The universal law of gravitation. Acceleration due to gravity and its variation with altitude and depth. Kepler’s law of planetary motion. Gravitational potential energy; gravitational potential. Escape velocity, Motion of a satellite, orbital velocity, time period and energy of satellite.

Deleted Topics Geo-stationary satellites.

Unit 7 — Properties of Solids and Liquids

Elastic behavior, Stress-strain relationship, Hooke's Law. Young's modulus, bulk modulus, and modulus of rigidity. Pressure due to a fluid column; Pascal's law and its applications. Effect of gravity on fluid pressure.

Viscosity, Stokes' law, terminal velocity, streamline, and turbulent flow, critical velocity. Bernoulli's principle and its applications. Surface energy and surface tension, angle of contact, excess of pressure across a curved surface,

application of surface tension - drops, bubbles, and capillary rise. Heat, temperature, thermal expansion; specific heat capacity, calorimetry; change of state, latent heat. Heat transferconduction, convection and radiation.

Deleted Topics Reynolds number, Newton's law of cooling.

Unit 8 — Thermodynamics

Thermal equilibrium, zeroth law of thermodynamics, the concept of temperature. Heat, work and internal energy. The first law of thermodynamics, isothermal and adiabatic processes. The second law of thermodynamics: reversible and irreversible processes.

Deleted Topics Carnot engine and its efficiency.

Unit 9 — Kinetic Theory of Gases

Equation of state of a perfect gas, work done on compressing a gas, Kinetic theory of gases -assumptions, the concept of pressure. Kinetic interpretation of temperature: RMS speed of gas molecules: Degrees of freedom. Law of equipartition of energy and applications to specific heat capacities of gases; Mean free path. Avogadro's number.

Unit 10 — Oscillations and Waves

Oscillations and periodic motion – time period, frequency, displacement as a function of time. Periodic functions. Simple harmonic motion (SHM) and its equation; phase: oscillations of a spring -restoring force and force constant: energy in SHM - Kinetic and potential energies; Simple pendulum - derivation of expression for its time period:

Wave motion. Longitudinal and transverse waves, speed of the travelling wave. Displacement relation for a progressive wave. Principle of superposition of waves, reflection of waves. Standing waves in strings and organ pipes, fundamental mode and harmonics. Beats.

Deleted Topics Free, forced and damped oscillations, resonance. Doppler effect in sound.

Unit 11 — Electrostatics

Electric charges: Conservation of charge. Coulomb's law forces between two point charges, forces between multiple charges: superposition principle and continuous charge distribution.

Electric field: Electric field due to a point charge, 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 to find field due to infinitely long uniformly charged straight wire uniformly charged infinite plane sheet and uniformly charged thin spherical shell. Electric potential and its calculation for a point charge, electric dipole and system of charges; potential difference, Equipotential surfaces, Electrical potential energy of a system of two point charges and of electric dipole in an electrostatic field.

Conductors and insulators. Dielectrics and electric polarization, capacitors and capacitances, the combination of capacitors in series and parallel, and capacitance of a parallel plate capacitor with and without dielectric medium between the plates. Energy stored in a capacitor.

Unit 12 — Current electricity

Electric current. Drift velocity, mobility, and their relation with electric current. Ohm's law, Electrical resistance. V-l characteristics of Ohmic and non-ohmic conductors. Electrical energy and power. Electrical resistivity and conductivity. Series and parallel combinations of resistors; Temperature dependence of resistance.

Internal resistance, potential difference, and emf of a cell, a combination of cells in series and parallel. Kirchhoff’s laws and their applications. Wheatstone bridge. Metre bridge.

Deleted Topics Resistances of different materials, Colour code for resistors; Potentiometer - principle and its applications.

Unit 13 — Magnetic Effects of Current and Magnetism

Biot - Savart’ law and its application to the current-carrying circular loop. Ampere's law and its applications to infinitely long current carrying straight wire and solenoid. Force on a moving charge in uniform magnetic and electric fields.

Force on a current-carrying conductor in a uniform magnetic field. The force between two parallel currents carrying conductors-definition of ampere. Torque experienced by a current loop in a uniform magnetic field: Moving coil galvanometer, its sensitivity, and conversion to ammeter and voltmeter.

Current loop as a magnetic dipole and its magnetic dipole moment. Bar magnet as an equivalent solenoid, magnetic field lines; Magnetic field due to a magnetic dipole (bar magnet) along its axis and perpendicular to its axis. Torque on a magnetic dipole in a uniform magnetic field. Para, dia and ferromagnetic substances with examples, the effect of temperature on magnetic properties.

Deleted Topics Cyclotron, Earth's magnetic field and magnetic elements. Magnetic susceptibility and permeability, Hysteresis, Electromagnets and permanent magnets.

Unit 14 — 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, wattless current. AC generator and transformer.

Deleted Topics Quality factor

Unit 15 — Electromagnetic Waves

Displacement current. Electromagnetic waves and their characteristics, Transverse nature of electromagnetic waves, Electromagnetic spectrum (radio waves, microwaves, infrared, visible, ultraviolet, X-rays, Gamma rays), Applications of EM waves.

Unit 16 — Optics

Reflection of light, spherical mirrors, mirror formula. Refraction of light at plane and spherical surfaces, thin lens formula, and lens maker formula. Total internal reflection and its applications. Magnification. Power of a Lens. Combination of thin lenses in contact. Refraction of light through a prism. Microscope and Astronomical Telescope (reflecting and refracting ) and their magnifying powers.

Wave optics: wavefront and Huygens' principle. Laws of reflection and refraction using Huygens principle. Interference, Young's double-slit experiment, and expression for fringe width, coherent sources, and sustained interference of light. Diffraction due to a single slit, width of central maximum. Polarization, plane-polarized light: Brewster's law, uses of plane-polarized light and Polaroid.

Deleted Topics Deviation and Dispersion of light by a prism, Resolving power of microscopes and astronomical telescopes.

Unit 17 — Dual Nature of Matter and Radiation

Dual nature of radiation. Photoelectric effect. Hertz and Lenard's observations; Einstein's photoelectric equation: particle nature of light. Matter waves-wave nature of particle, de Broglie relation.

Deleted Topics Davisson-Germer experiment.

Unit 18 — 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, Mass-energy relation, mass defect; binding energy per nucleon and its variation with mass number, nuclear fission, and fusion.

Deleted Topics Isotopes, Isobars, Isotones. Radioactivity-alpha, beta and gamma particles/rays and their properties; radioactive decay law.

Unit 19 — Electronic Devices

Semiconductors; semiconductor diode: I-V characteristics in forward and reverse bias; diode as a rectifier; I-V characteristics of LED, the photodiode, solar cell, and Zener diode; Zener diode as a voltage regulator. Logic gates (OR, AND, NOT, NAND and NOR).

Deleted Topics Junction transistor, trainsistor action characteristics of a transistor, transistor as an amplifier (common emitter configuration) and oscillator, Transistor as a switch.

The unit ‘Communication Systems’ completely deleted.

Unit 20 — Experimental Skills

Familiarity with the basic approach and observations of the experiments and activities:

1. Vernier calipers -its use to measure the internal and external diameter and depth of a vessel.

2. Screw gauge - its use to determine the thickness/ diameter of thin sheet/wire.

3. Simple Pendulum-dissipation of energy by plotting a graph between the square of amplitude and time.

4. Metre Scale - the mass of a given object by the principle of moments.

5. Young's modulus of elasticity of the material of a metallic wire.

6. Surface tension of water by capillary rise and effect of detergents.

7. Co-efficient of Viscosity of a given viscous liquid by measuring the terminal velocity of a given spherical body.

8. Speed of sound in air at room temperature using a resonance tube.

9. Specific heat capacity of a given (i) solid and (ii) liquid by method of mixtures.

10. The resistivity of the material of a given wire using a metre bridge.

11. The resistance of a given wire using Ohm's law.

12. Resistance and figure of merit of a galvanometer by half deflection method.

13. The focal length of;

(i) Convex mirror

(ii) Concave mirror

(iii) Convex lens, using the parallax method.

14. The plot of the angle of deviation vs angle of incidence for a triangular prism.

15. The refractive index of a glass slab using a travelling microscope.

16. Characteristic curves of a p-n junction diode in forward and reverse bias.

17. Characteristic curves of a Zener diode and finding reverse breakdown voltage.

18. Identification of Diode. LED, Resistor. A capacitor from a mixed collection of such items.

Deleted Topics

• Plotting a cooling curve for the relationship between the temperature of a hot body and time.
• Potentiometer

(i) Comparision of emf of two primary cells

(ii) Determination of internal resistance of a cell

• Characteristic curves of a transistor and finding current gain and voltage gain.
• Identification of transistor, IC.
• Using multimeter to

(i) Identify base of a transistor.

(ii) Distinguish between n-p-n and p-n-p type transistor.

(iii) See the unidirectional flow of current in case of a diode and an LED.

(iv) Check the correctness or otherwise of a given electronic component (diode, transistor or IC).

CHEMISTRY

Physical Chemistry

Unit 1 — 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, molar mass, percentage composition, empirical and molecular formulae: Chemical equations and stoichiometry.

Deleted Topics Physical quantities and their measurements in Chemistry, precision and accuracy, significant figures, S.I. Units, dimensional analysis.

The unit ‘States of Matter’ completely deleted

Unit 2 — Atomic Structure

Nature of electromagnetic radiation, photoelectric effect; Spectrum of the hydrogen atom. Bohr model of a hydrogen atom - its postulates, derivation of the relations for the energy of the electron and radii of the different orbits, limitations of Bohr's model; Dual nature of matter, de Broglie's relationship. Heisenberg uncertainty principle. Elementary ideas of quantum mechanics, quantum mechanics, the quantum mechanical model of the atom, and its important features. Concept of atomic orbitals as one-electron wave functions: Variation of y and y² with r for 1s and 2s orbitals; various quantum numbers (principal, angular momentum, and magnetic quantum numbers) and their significance; shapes of s, p, and d - orbitals, electron spin and spin quantum number: Rules for filling electrons in orbitals – Aufbau principle. Pauli's exclusion principle and Hund's rule, electronic configuration of elements, and extra stability of half-filled and completely filled orbitals.

Deleted Topics Discovery of sub-atomic particles (electron, proton and neutron); Thomson and Rutherford atomic models and their limitations.

Unit 3 — Chemical Bonding and Molecular Structure

Kosel-Lewis approach to chemical bond formation the concept of ionic and covalent bonds Ionic Bonding: Formation of ionic bonds, factors affecting the formation of ionic bonds; calculation of lattice enthalpy.

Covalent Bonding: Concept of electronegativity. Fajan’s rule, dipole moment: Valence Shell Electron Pair Repulsion (VSEPR) theory and shapes of simple molecules.

Quantum mechanical approach to covalent bonding: Valence bond theory - its important features, the concept of hybridization involving s, p, and d orbitals; Resonance.

Molecular Orbital Theory - Its important features. LCAOs, types of molecular orbitals (bonding, antibonding), sigma and pi-bonds, molecular orbital electronic configurations of homonuclear diatomic molecules, the concept of bond order, bond length, and bond energy. Elementary idea of metallic bonding. Hydrogen bonding and its applications.

Unit 4 — Chemical Thermodynamics

Fundamentals of thermodynamics: System and surroundings, extensive and intensive properties, state functions, entropy, types of processes.

The first law of thermodynamics - Concept of work, heat internal energy and enthalpy, heat capacity, molar heat capacity; Hess’s law of constant heat summation; Enthalpies of bond dissociation, combustion, formation, atomization, sublimation, phase transition, hydration, ionization, and solution.

The second law of thermodynamics - Spontaneity of processes; DS of the universe and DG of the system as criteria for spontaneity. DG° (Standard Gibbs energy change) and equilibrium constant.

Unit 5 — Solutions

Different methods for expressing the concentration of solution - molality, molarity, mole fraction, percentage (by volume and mass both), the vapour pressure of solutions and Raoult's Law - Ideal and non-ideal solutions, vapour pressure - composition, plots for ideal and non-ideal solutions; Colligative properties of dilute solutions - a relative lowering of vapour pressure, depression of freezing point, the elevation of boiling point and osmotic pressure; Determination of molecular mass using colligative properties; Abnormal value of molar mass, Van’t Hoff factor and its significance.

Unit 6 — Equilibrium

Meaning of equilibrium is the concept of dynamic equilibrium.

Equilibria involving physical processes: Solid-liquid, liquid-gas - gas and solid-gas equilibria, Henry's law. General characteristics of equilibrium involving physical processes.

Equilibrium involving chemical processes: Law of chemical equilibrium, equilibrium constants (Kp and Kc) and their significance, the significance of DG and DG° in chemical equilibrium, factors affecting equilibrium concentration, pressure, temperature, the effect of catalyst; Le Chatelier’s principle.

Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius. Bronsted - Lowry and Lewis) and their ionization, acid-base equilibria (including multistage ionization) and ionization constants, ionization of water. pH scale, common ion effect, hydrolysis of salts and pH of their solutions, the solubility of sparingly soluble salts and solubility products, and buffer solutions.

Unit 7 — Redox Reactions and Electrochemistry

Electronic concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number and balancing of redox reactions.

Electrolytic and metallic conduction, conductance in electrolytic solutions, molar conductivities and their variation with concentration: Kohlrausch’s law and its applications.

Electrochemical cells - Electrolytic and Galvanic cells, different types of electrodes, electrode potentials including standard electrode potential, half-cell and cell reactions, emf of a Galvanic cell and its measurement: Nernst equation and its applications; Relationship between cell potential and Gibbs' energy change: Dry cell and lead accumulator; Fuel cells.

Deleted Topics Specific conductivities, Corrosion and its prevention.

Unit 8 — Chemical Kinetics

Rate of a chemical reaction, factors affecting the rate of reactions: concentration, temperature, pressure, and catalyst; elementary and complex reactions, order and molecularity of reactions, rate law, rate constant and its units, differential and integral forms of zero and first-order reactions, their characteristics and half-lives, the effect of temperature on the rate of reactions, Arrhenius theory, activation energy and its calculation, collision theory of bimolecular gaseous reactions (no derivation).

The unit ‘Surface Chemistry’ completely deleted

Inorganic Chemistry

Unit 9 — Classification of Elements and Periodicity in Properties

Modem periodic law and present form of the periodic table, s, p. d and f block elements, periodic trends in properties of elements, atomic and ionic radii, ionisation enthalpy, electron gain enthalpy, valence, oxidation states, and chemical reactivity.

The unit ‘General Principles and Processes of Isolation of Metals’ completely deleted

The unit ‘Hydrogen’ completely deleted

The unit ‘s- Block elements’ completely deleted

Unit 10 — p-block Elements

Group-13 to Group 18 Elements

General Introduction: Electronic configuration and general trends in physical and chemical properties of elements across the periods and down the groups; unique behaviour of the first element in each group.

Deleted Topics Groupwise study of p-Block elements: Preparations, properties and uses.

Unit 11 — d- and f- Block Elements

Transition Elements

General introduction, electronic configuration, occurrence and characteristics, general trends in properties of the first-row transition elements - physical properties, ionization enthalpy, oxidation states, atomic radii, colour, catalytic behaviour, magnetic properties, complex formation, interstitial compounds, alloy formation; Preparation, properties, and uses of K₂Cr₂O₇, and KMnO₄.

Inner Transition Elements

Lanthanoids - Electronic configuration, oxidation states, and lanthanoid contraction.

Actinoids - Electronic configuration and oxidation states.

Deleted Topics Chemical reactivity

Unit 12 — Co-ordination Compounds

Introduction to coordination compounds. Werner's theory; ligands, coordination number, denticity. chelation; IUPAC nomenclature of mononuclear co-ordination compounds, isomerism; Bonding-Valence bond approach and basic ideas of Crystal field theory, colour and magnetic properties; Importance of co-ordination compounds (in qualitative analysis, extraction of metals, and in biological systems).

The unit ‘Environmental Chemistry’ completely deleted

Organic Chemistry

Unit 13 — Purification and Characterisation of Organic Compounds

Purification - Crystallization, sublimation, distillation, differential extraction, and chromatography - principles and their applications.

Quanlitative analysis Detection of nitrogen, sulphur, phosphorus, and halogens.

Quantitative analysis (basic principles only) - Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, and phosphorus. Calculations of empirical formulae and molecular formulae: Numerical problems in organic quantitative analysis.

Unit 14 — Some Basic Principles of Organic Chemistry

Tetravalency of carbon: Shapes of simple molecules - hybridization (s and p): Classification of organic compounds based on functional groups: and those containing halogens, oxygen, nitrogen, and sulphur; Homologous series: Isomerism - structural and stereoisomerism.

Nomenclature (Trivial and IUPAC)

Covalent bond fission - Homolytic and heterolytic: free radicals, carbocations and carbanions; stability of carbocations and free radicals, electrophiles and nucleophiles.

Electronic displacement in a covalent bond - Inductive effect, electromeric effect, resonance and hyperconjugation.

Common types of organic reactions - Substitution, addition, elimination and rearrangement

Unit 15 — Hydrocarbons

Classification, isomerism, IUPAC nomenclature, general methods of preparation, properties, and reactions.

Alkanes - Conformations: Sawhorse and Newman projections (of ethane): Mechanism of halogenation of alkanes.

Alkenes - Geometrical isomerism: Mechanism of electrophilic addition: addition of hydrogen, halogens, water, hydrogen halides (Markownikoffs and peroxide effect): Ozonolysis and polymerization.

Alkynes-Acidic character: Addition of hydrogen, halogens, water, and hydrogen halides: Polymerisation.

Aromatic hydrocarbons-Nomenclature, benzene - structure and aromaticity: Mechanism of electrophilic substitution: halogenation, nitration.

Friedel-Craft's alkylation and acylation, directive influence of the functional group in monosubstituted benzene.

Unit 16 — Organic Compounds Containing Halogens

General methods of preparation, properties, and reactions: Nature of C­—X bond; Mechanisms of substitution reactions. Uses: Environmental effects of chloroform, iodoform, freons and DDT.

Unit 17 — Organic Compounds Containing Oxygen

General methods of preparation, properties, reactions, and uses.

Alcohols, Phenols and Ethers

Alcohols: Identification of primary, secondary, and tertiary alcohols: mechanism of dehydration.

Phenols: Acidic nature, electrophilic substitution reactions: halogenation. nitration and sulphonation. Reimer - Tiemann reaction.

Ethers: Structure.

Aldehyde and Ketones: Nature of carbonyl group; Nucleophilic addition to > C = O group, relative reactivities of aldehydes and ketones; Important reactions such as - Nucleophilic addition reactions (addition of HCN. NH₃, and its derivatives), Grignard reagent; oxidation: reduction (Wolf Kishner and Clemmensen); the acidity of a-hydrogen. aldol condensation, Cannizzaro reaction. Haloform reaction, Chemical tests to distinguish between aldehydes and ketones.

Carboxylic Acids

Acidic strength and factors affecting it.

Unit 18 — Organic Compounds Containing Nitrogen

General methods of preparation. Properties, reactions, and uses.             

Amines: Nomenclature, classification structure, basic character, and identification of primary, secondary, and tertiary amines and their basic character.

Diazonium Salts: Importance in synthetic organic chemistry.

The unit ‘Polymers’ completely deleted

Unit 19 — Biomolecules

General introduction and importance of biomolecules.

Carbohydrates - Classification; aldoses and ketoses: monosaccharides (glucose and fructose) and constituent monosaccharides of oligosaccharides (sucrose, lactose, and maltose).

Proteins-Elementary Idea of a-amino acids, peptide bond, polypeptides. Proteins: primary, secondary, tertiary, and quaternary structure (qualitative idea only), denaturation of proteins, enzymes.

Vitamins–Classification and functions.

Nucleic Acids– Chemical constitution of DNA and RNA.

Biological functions of nucleic acids.

Hormones (General introduction)

The unit ‘Chemistry in Everyday Life’ completely deleted

Unit 20 — Principles Related to Practical Chemistry

Detection of extra elements (Nitrogen, Sulphur, halogens) in organic compounds; Detection of the following functional groups; hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketones) carboxyl, and amino groups in organic compounds.

• The chemistry involved in the preparation of the following:

Inorganic compounds; Mohr’s salt, potash alum.

Organic compounds: Acetanilide, p-nitro acetanilide, aniline yellow, iodoform.

• The chemistry involved in the titrimetric exercises – Acids, bases, and the use of indicators, oxalic-acid vs KMnO₄, Mohr’s salt vs KMnO₄.
• Chemical principles involved in the qualitative salt analysis:

Cations — Pb²⁺, Cu²⁺, Al³⁺, Fe³⁺, Zn²⁺, Ni²⁺, Ca²⁺, Ba²⁺, Mg²⁺ NH⁴⁺.

Anions – CO32-, S^2–, SO42-, NO₂, NO₃, Cl^–, Br^–, I^– (Insoluble salts excluded).

Chemical principles involved in the following experiments:

1. Enthalpy of solution of CuSO₄.

2. Enthalpy of neutralization of strong acid and strong base.

3. Preparation of lyophilic and lyophobic sols.

4. Kinetic study of the reaction of iodide ions with hydrogen peroxide at room temperature.

MATHEMATICS

Unit 1 — Sets, Relations and Functions

Sets and their representation: Union, intersection, and complement of sets and their algebraic properties; Power set; Relation, Type of relations, equivalence relations, functions; one-one, into and onto functions, the composition of functions

Unit 2 — 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 number, modulus, and argument (or amplitude) of a complex number, Quadratic equations in real and complex number system and their solutions, Relations between roots and co-efficient, nature of roots, the formation of quadratic equations with given roots

Deleted Topic  square root of a complex number, triangle inequality

Unit 3 — Matrices and Determinants

Matrices, algebra of matrices, type of matrices, determinants, and matrices of order two and three, evaluation of determinants, area of triangles using determinants, Adjoint and evaluation of inverse of a square matrix using determinates and Test of consistency and solution of simultaneous linear equations in two or three variables using matrices

Deleted Topic Properties of determinants, Adjoint and evaluation of inverse of a square matrix using elementary transformation, Test of consistency and solution of simultaneous linear equations in two or three variables using determinants

Unit 4 — Permutations and Combinations

The fundamental principle of counting, permutation as an arrangement and combination as section, Meaning of P(n,r) and C(n,r), simple applications

The unit ‘Mathematical Induction’ completely deleted

Unit 5 — Binomial Theorem and Its Simple Applications

Binomial theorem for a positive integral index, general term and middle term, and simple applications

Deleted Topic    Properties of Binomial coefficients

Unit 6 —Sequence and Series

Arithmetic and Geometric progressions, insertion of arithmetic, geometric means between two given numbers, Relation between A.M and G.M

Deleted Topic Sum upto n terms of special series. Σn, Σn2, Σn3. Arithmetico-Geometric progress

Unit 7 — 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 the sum, difference, product, and quotient of two functions. Differentiation of trigonometric, inverse trigonometric, logarithmic, exponential, composite, and implicit functions; derivatives of order up to two, Applications of derivatives:

Rate of change of quantities, monotonic-Increasing and decreasing functions, Maxima and minima of functions of one variable,

Deleted Topics/Chapter Rolle's and Lagrange's Mean Value Theorems, tangents and normals.

Unit 8 — Integral Calculus

Integral as an anti-derivative, Fundamental integral involving algebraic, trigonometric, exponential and logarithmic functions. Integrations by substitution, by parts and by partial functions. Integration using trigonometricidentities. Evaluation of simple integrals of the type

The fundamental theorem of calculus, properties of definite integrals. Evaluation of definite integrals, determining areas of the regions bounded by simple curves in standard form

Deleted Chapter Integral as limit of a sum

Unit 9 — Diffrential Equations

Ordinary differential equations, their order, and degree, the solution of differential equation by the method of separation of variables, solution of a homogeneous and linear differential equation of the type \(dy\over dx\)+p(x)y=q(x)

Deleted Chapter Formation of differential equations

Unit 10 — Co-ordinate Geometry

Cartesian system of rectangular coordinates in a plane, distance formula, sections formula, locus and its equation, the slope of a line, parallel and perpendicular lines, intercepts of a line on the co-ordinate axis.

Straight line - Various forms of equations of a line, intersection of lines, angles between two lines, conditions for concurrence of three lines, the distance of a point form a line, co-ordinate of the centroid, orthocentre, and circumcentre of a triangle,

Circle, conic sections - A standard form of equations of a circle, the general form of the equation of a circle, its radius and central, equation of a circle when the endpoints of a diameter are given, points of intersection of a line and a circle with the centre at the origin and sections of conics, equations of conic sections (parabola, ellipse, and hyperbola) in standard forms,

Deleted Chapter Translation of axes

Straight lines Equations of internal and external bisectors of angles between two lines, Equation of family of lines passing through the point of intersection of two lines

Circle, conic sections Condition for a line to be tangent to a circle, equation of the tangent, condition for y = mx + c to be a tangent and point (s) of tangency.

Unit 11 — Three-Dimensional Geometry

Coordinates of a point in space, the distance between two points, section formula, directions ratios, and direction cosines, and the angle between two intersecting lines. Skew lines, the shortest distance between them, and its equation. Equations of a line

Deleted Chapter A plane in different forms, intersection of a line and a plane, coplanar lines

Unit 12 — Vector Algebra

Vectors and scalars, the addition of vectors, components of a vector in two dimensions and three-dimensional space, scalar and vector products

Deleted Chapter Scalar and vector triple product

Unit 13 — Statistics And Probability

Measures of discretion; calculation of mean, median, mode of grouped and ungrouped data calculation of standard deviation, variance, and mean deviation for grouped and ungrouped data.

Probability: Probability of an event, addition and multiplication theorems of probability, Baye's theorem, probability distribution of a random variate,

Deleted Chapter Bernoulli trials and Binomial distribution

Unit 14 — Trigonometry

Trigonometrical identities and trigonometrical functions, inverse trigonometrical functions, and their properties,

Deleted Topics Trigonometrical equations, Heights and Distances

The unit ‘Mathematical Reasoning’ completely deleted

Admit Card

The authority will declare the JEE Main 2024 admit card date for the April session online. The JEE Main admit card for session 2 2024 is released three days before the test. The JEE Mains Hall ticket for 2024 will be accessible at jeemain.nta.ac.in 2024 admission card.

How to Download the NTA JEE Mains Admit Card 2024

1. Candidates can check the table below for the JEE Main admission card 2024 release date.
2. Visit the NTA JEE Main 2024 official website- http://jeemain.nta.ac.in 2024 admit card.
3. Navigate to the JEE Main Hall Ticket 2024 download link.
4. Then select the 'Through application number and date of birth' option.
5. JEE Main 2024 applicants must mention their application number and date of birth.
6. Click 'Sign In'.
7. The admit card for JEE Main 2024 will be available for download and print.

Result

On April 25, the National Testing Agency will release the JEE Main 2024 session 2 results. The NTA JEE website will allow candidates to see their JEE Mains 2024 result session 2. The result card will include information on the normalized percentile scores of Physics, Chemistry, and Mathematics, as well as the aggregate percentile score of all three disciplines.

• Visit the official website of JEE Main - jeemain.nta.ac.in result 2024.
• Click on the JEE Mains 2024 Result link.
• Enter your JEE Main Application Number, password, date of birth, and security pin.
• Click the Submit button, and the JEE Main Result 2024 will be shown on the screen.
• Download and print out your JEE Main 2024 results for future reference.

Cut Off

The cut off for the JEE 2024 Examination release with the result declaration.

Preparation Tips

If you're wondering how to prepare for the JEE Mains Exam, here are some tips to get you started.

• Create a realistic timetable.
• Solve previous years' papers and mock tests.
• Learn time management skills.
• Be curious to learn.
• Choose reference books wisely.
• Maintain a positive attitude.
• Revise extensively.

FAQs

When will the Online Application form for JEE (Main) – 2024 Session 1 be available on the website?
The Online Application form for JEE (Main) – Session 1 is available from 01.11.2023 to 30.11.2023 (up to 09.00 pm) on the website https://jeemain.nta.ac.in/.
A candidate has the option to apply for one Session or both Sessions (Session 1 and Session 2 of 2024) together and pay the exam fee accordingly. In other words, if a candidate wishes to apply only for one Session, he/she has to pay the Examination Fee only for that session during the current application period and will have the opportunity to apply again for Session 2 (April 2024).

Is it true that JEE (Main)-2024 will be held in 02 Sessions?
Yes, JEE (Main)-2024 is being held in 02 Sessions in 2024. Session 1 will be held in January 2024 (between 24th January to 01st February, 2024) and Session 2 will be held in April 2024 (between 01st  April to 15th  April 2024)

When will the JEE (Main)- 2024 Session 1 Examination be conducted?
The tentative dates of examinations are as follows:
Session 1 : Between 24th January to 01st February, 2024
Session 2 : Between 01st April to 15th  April, 2024.

Whether the examination will be offline or online?
JEE (Main)-2024 Examination Session 1 will be held in ‘Computer Based Test’ (CBT) Mode only, except for the Drawing Test for B. Arch Will be held in ‘Pen and Paper’ (offline) mode.

How to fill up the ‘Online Application Form for JEE (Main)-2024 Session 2’? Are there any guidelines for the students before filling out the application form?
Yes, instructions to apply online for JEE (Main)-2024 are available in the information Bulletin under the heading ‘Important Information at Glance’.
For more details please go through the Information Bulletin Appendix-VII (Replica of Application Form)

Whether a candidate have to fill up a separate Application Form for each session?
Candidates can fill up the Application Form and pay the requisite examination fee for each session separately at the time of opening the portal for that session
Note The candidate can apply for both sessions together.

What action is to be taken if the candidate has opted for English as a medium for examination and wants to appear in the Hindi medium?
The medium should be filled up while applying online. However, on the day of the Examination in CBT mode, the candidate can also choose/select his/her medium of question paper during the examination.

Is thumb impression mandatory while filling JEE (Main)-2024 Application?
There is no need to upload a thumb impression in the Online Application Form of JEE (Main)-2024.

What should I do, if a ‘continuous timeout’ or ‘file not found error’ occurs while filling the Online Application Form of JEE (Main)-2024?
Use an updated version of Mozilla Firefox/Internet Explorer and a good internet connection while filling out the Application Form. In case of continuous time out clear cookies and history of the browser and fill in off-peak hours.

Are Candidates required to send/submit any document(s) including the Confirmation Page to NTA through Post/Fax/By Hand?
No Candidates are not required to send / submit any document(s) including the Confirmation Page to NTA through Post/Fax/WhatsApp/Email/by Hand.