JEE (Main)

JEE Main

About the Exam

The Joint Entrance Examination Main (JEE Main) is a national-level competitive examination in India, conducted annually by the National Testing Agency (NTA).

The Joint Entrance Examination (JEE), formerly known as the All India Engineering Entrance Examination (AIEEE), is divided into two parts:

  • Joint Entrance Examination Main - JEE Main
  • Joint Entrance Examination Advanced - JEE Advanced

 

The JEE Main is an admission test for NITs, IIITs, and other centrally funded technical institutions. The JEE Main is also an eligibility test to appear for the JEE Advanced.

 

JEE Main: Important Highlights

Name of the Examination

Joint Entrance Examination Main -JEE Main

Conducting Authority

National Testing Agency (NTA)

Exam Frequency

Twice a year (Session 1 and Session 2)

Examination Mode

Computer Based Test (CBT)

Courses offered through JEE Main

BE/B.Tech, B.Arch, B.Plan

Institutions that accept the JEE Main Rank/Score

NITs, IIITs, and CFTIs

Official Website

https://jeemain.nta.ac.in/

 

Eligibility Criteria for JEE Main 2024

Educational Qualification(s): Must have passed or be appearing for their 10+2 or equivalent examination from any recognised board with Physics, Chemistry and Mathematics as main subjects

Must have obtained a minimum of 75% marks for unreserved category and 65% for OBC/SC/ST and PWD categories at the qualifying examination.

Year of Appearance in XII or Qualifying Examination

Candidates who have passed the XII or equivalent examination in 2022, 2023, or Those who are appearing in the XII or equivalent examination in 2024 are also eligible to appear in JEE (Main) 2024.

Age Limit

There is no age limit restriction.

 

JEE Main 2024 Important Dates

JEE Main 2024 Session 1

Particulars

Details

Exam Date JEE Main Session 1 2024: Between 24 January and 01 February, 2024
JEE Main 2024 Session 1 Online Application Date

01 November 2023 to 30 November 2023 (up to 09:00 P.M.)

Application Form Correction Date Between 06 December to 08 December 2023 (up to 11:50 P.M.)
Admit Card Release Date (Session 1) 03 days before the actual date of Examination

JEE Main Session 1 Provisional  Answer Key Release Date

6th February 2024 
JEE Main 2024 Session 1 Intimation Slip Release Date Second week of January 2024

Declaration of Result 

12 February 2024

JEE Main 2024 Session 2

Particulars

Details

Exam Date JEE Main Session 2 2024: Between 01 April, 2024 and 15 April, 2024
JEE Main 2024 Session 2 Online Application Date 02 February 2024 to 02 March 2024 (up to 09:00 P.M.)
Admit Card Release Date (Session 2) 03 days before the actual date of the Examination

JEE Main Session 2 Provisional  Answer Key Release Date

12nd April 2024
JEE Main 2024 Session 2 Intimation Slip Release Date Third week of March 2024

Declaration of Result 

25th April 2024

 

Examination Pattern

JEE (Main) examination is conducted in fully computer-based test (CBT) mode, twice in a year.The best of two papers score is considered for the All India Rank (AIR).

Note: In Section B of paper candidates need to attempt only 5 questions out of 10 questions.

S. No Topic Details
1 Subjects Physics, Chemistry & Mathematics
2 Total No. of Questions 90
3 Compulsory questions 75
4 Types of Question(s)

(i) MCQs(20 Questions)- Section A
(ii) NBQs(10 Questions) - Section B

5 Marking Scheme 4 Marks for each correct answers
6 Negative Marking Each incorrect response gets 1 negative mark
7 Time Duration 3 hours (180 Minutes)
8 Total Marks 300
 

JEE Main Syllabus 2024

Syllabus for JEE Main Paper 1 (B.E./B.Tech.)- Mathematics, Physics, and Chemistry

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.

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.

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 nonconservative forces; motion in a vertical circle: Elastic and inelastic collisions in one and two dimensions.

UNIT5: ROTATIONAL MOTION

Centre of the mass of a two-particle 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.

UNIT 7: PROPERTIES OF SOLIDS AND LIQUIDS

Elastic behaviour, 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.

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.

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 (S.H.M.) and its equation; phase: oscillations of a spring -restoring force and force constant: energy in S.H.M. - 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.

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.

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.

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.

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 e.m. 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 planepolarized light and Polaroid.

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.

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.

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).

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. Surf ace 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, and

(ii) 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.

 

CHEMISTRY

UNIT I: 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.

UNIT 2: ATOMIC STRUCTURE

Nature of electromagnetic radiation, photoelectric effect; Spectrum of 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, limitation 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, its important features. Concept of  atomic orbital as one-electron wave functions: Variation of  Ψ  and  Ψ2  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 exclusion principles and Hund’s rule, electronic configuration of elements, extra stability of half-filled and completely filled orbitals.

UNIT 3: CHEMICAL BONDING AND MOLECULAR STRUCTURE

Kossel - 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, 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:  ∆S of the universe and ∆G  of the system as criteria for spontaneity. ∆G°  (Standard Gibbs energy change) and equilibrium constant.

UNIT 5: SOLUTIONS

Different methods for expressing the concentration of solution - molarity, 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, the concept of dynamic equilibrium.

Equilibria involving physical processes: Solid-liquid, liquid – 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 ∆G and ∆G°  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, buffer solutions.

UNIT 7: REDOX REACTIONS AND ELECTROCHEMISTRY

Electronics concepts of oxidation and reduction, redox reactions, oxidation number, rules for assigning oxidation number, 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, electrodes 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.

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 biomolecular gaseous reactions ( no derivation ).

 

INORGANIC CHEMISTRY

UNIT 9: CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES

Modern 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, ionization enthakpy, electron gain enthalpy. valence, oxidation states, and chemical reactivity.

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.

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.

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).

 

ORGANIC CHEMISTRY

UNIT 13: PURIFICATION AND CHARACTERISATION OF ORGANIC COMPOUNDS

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

Qualitative analysis- Detection of nitrogen, sulphur, phosphorus and halogens.

Quantitative analysis (basic principle only) - Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, 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 carbocation 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. 

UNITS 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: Polymerization.

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 -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.

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  æ-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)

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:

 

                     

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.

UNIT3: 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 determinants and, Test of consistency and solution of simultaneous linear equations in two or three variables using matrices.

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.

UNIT 5: BINOMIAL THEOREM AND ITS SIMPLE APPLICATIONS

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

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.

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,

UNIT 8: INTEGRAL CALCULAS

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 trigonometric identities.

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.

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

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,

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

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,

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,

UNIT 14: TRIGONOMETRY

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

 

JEE Main Cut-off Types

The JEE Main cut-off consists of two types: the JEE Main qualifying cut-off, released by the National Testing Agency (NTA), and the JEE Main admission cut-off, released by the Joint Seat Allocation Authority (JoSAA) on behalf of participating institutes.JEE Main qualifying cut-off is the minimum score that candidates should achieve in the entrance exam to appear for JEE Advanced. On the other hand, JEE Main admission cut-off is the minimum mark that candidates should meet for seeking admission to NITs, IIITs, CFITs and other participating government or private institutes.

JEE Main 2024 Cut-off

 Category Minimum Percentile cut-off Maximum Percentile cut-off Total
UR-ALL 93.2362181 100.0000000 97351
UR-PwD 0.0018700 93.2041331 3973
EWS-ALL 81.3266412 93.2312696 25029
OBC-ALL 79.6757881 93.2312696 67570
SC-ALL 60.0923182 93.2312696 37581
ST-ALL 46.6975840 93.2312696 18780

JEE Main 2023 Cut-off 

 Category Minimum Percentile cut-off Maximum Percentile cut-off Total
UR-ALL 90.7788642 100 98612
UR-PwD 0.0013527 90.7638032 2685
EWS-ALL 75.6229025 90.7773597 25057
OBC-ALL 73.6114227 90.7773597 67613
SC-ALL 51.9776027 90.7773597 37536
ST-ALL 37.2348772 90.7773597 18752

Admission Process

The admission/counselling process is conducted by JoSAA (Joint Seat Allocation Authority). On the basis of the candidate’s rank in the JEE Main and JEE Advanced, candidates will get admission to prestigious engineering institutions like IITs, NITs, and IITs.

Eligibility Criteria for Admission to NITs, IIITs, and CFTIs through the Central Seat Allocation Board (CSAB)

  • A candidate should have secured at least 75% marks in XII or be in the top 20 percentile in the XII examination conducted by the respective boards.
  • For SC / ST candidates, the qualifying marks should be 65% in XII.

 

Note: The candidate is also required to pass each of the subjects of XII or an equivalent examination.

Subject combinations required in the XII or equivalent examination for admission to B.E./B.Tech programs in NITs, IIITs, and other CFTIs.

B.E./B.Tech: Must have passed the XII or equivalent examination with Physics and Mathematics as compulsory subjects along with one of the Chemistry/Biotechnology/Biology/Technical Vocational subjects. 

Seat Allocation Process

Candidates will be offered admission based on their preferences and All India Ranks of JEE (Main) 2024 through a seat allocation process to be announced later by CSAB/JoSAA.     

Top Engineering Institutions of India (Accepting JEE Main Score) 

  • Indian Institute of Information Technology (IITs)
  • National Institutes of Technology (NITs)
  • Indian Institute of Science (IISc)
  • Centrally Funded Technical Institutions (CFTIs)

 

List of NITs (Accepting JEE Main Score)

S.No.

Name of NITs

NIRF Ranking 2023- Engineering

NIRF Ranking 2023- Overall

1

National Institute Of Technology, Tiruchirappalli

9

21

2

National Institute of Technology Karnataka, Surathkal

12

38

3

National Institute of Technology Rourkela

16

37

4

National Institute of Technology Warangal

21

53

5

National Institute of Technology Calicut

23

54

6

Malaviya National Institute of Technology, Jaipur

37

62

7

National Institute of Technology Silchar

40

83

8

Visvesvaraya National Institute of Technology, Nagpur

41

82

9

National Institute of Technology Durgapur

43

90

10

Dr. B R Ambedkar National Institute of Technology, Jalandhar

46

NA

11

Motilal Nehru National Institute of Technology, Pryagraj

49

NA

12

National Institute of Technology Delhi

51

NA

13

National Institute of Technology Patna

56

NA

14

National Institute of Technology Kurukshetra

58

NA

15

Sardar Vallabhbhai National Institute of Technology, Surat

65

NA

16

National Institute of Technology, Raipur

70

NA

17

National Institute of Technology Meghalaya

72

NA

18

Maulana Azad National Institute of Technology, Bhopal

80

NA

19

National Institute of Technology Srinagar

82

NA

20

National Institute of Technology Goa

90

NA

21

National Institute of Technology Agartala

91

NA

22

National Institute of Technology Manipur

95

NA

23

National Institute of Technology, Andhra Pradesh

NA

NA

24

National Institute of Technology, Puducherry

NA

NA

25

National Institute of Technology, Arunachal Pradesh

NA

NA

26

National Institute of Technology, Sikkim

NA

NA

27

National Institute of Technology, Mizoram

NA

NA

28

National Institute of Technology, Nagaland

NA

NA

29

National Institute of Technology, Hamirpur

NA

NA

30

National Institute of Technology, Uttarakhand

NA

NA

31

National Institute of Technology, Jamshedpur

NA

NA

 

List of IIITs 

 

List of IIITs 

S.No.

Name of IIITs

NIRF Ranking 2023- Engineering

Total No. of Seats

1

Indian Institute of Information Technology, Raichur, Karnataka

NA

140

2

Indian Institute of Information Technology, Surat

NA

180

3

Indian Institute of Information Technology, Agartala

NA

70

4

Indian Institute of Information Technology, Bhopal

NA

375

5

Indian Institute of Information Technology, Bhagalpur

NA

344

6

Indian Institute of Information Technology, Nagpur

NA

637

7

Indian Institute of Information Technology, Pune

NA

269

8

Indian Institute of Information Technology, Vadodara International Campus Diu (IIITVICD)

NA

108

9

Indian Institute of Information Technology, Kurnool, Andhra Pradesh

NA

300

10

Indian Institute of Information Technology Srirangam, Tiruchirappalli

NA

150

11

Indian Institute of Information Technology, Lucknow

NA

240

12

Indian Institute of Information Technology, Manipur

NA

374

13

Pandit Dwarka Prasad Mishra Indian Institute of Information Technology, Design & Manufacturing, Jabalpur, Madhya Pradesh

97

558

14

Indian Institute of Information Technology, Design & Manufacturing, Kanchipuram, Tamil Nadu

NA

492

15

Indian Institute of Information Technology Vadodara, Gujarat

NA

220

16

Indian Institute of Information Technology Una, Himachal Pradesh

NA

207

17

Indian Institute of Information Technology Sri City, Chittoor, Andhra Pradesh

NA

437

18

Indian Institute of Information Technology Guwahati, Assam

NA

254

19

Indian Institute of Information Technology, Kalyani, West Bengal

NA

178

20

Indian Institute of Information Technology Kilohrad, Sonepat, Haryana

NA

180

21

Indian Institute of Information Technology Kota, Rajasthan

NA

270

22

Atal Bihari Vajpayee Indian Institute of Information Technology & Management, Gwalior, Madhya Pradesh

88

295

23

Indian Institute of Information Technology Ranchi

NA

270

24

Indian Institute of Information Technology Dharwad

NA

270

25

Indian Institute of Information Technology, Kottayam, Kerala

NA

424

26

Indian Institute of Information Technology Allahabad 89 439

Frequently Asked Questions

JEE Main is a national-level entrance examination in India for admission into undergraduate engineering programs, including B.Tech and B.E., at various engineering colleges and institutions across the country.

JEE Main is conducted by the National Testing Agency (NTA), which is an autonomous organisation under the Ministry of Education, Government of India.

The primary purpose of JEE Main is to assess the eligibility of candidates for admission to top engineering colleges and institutions in India.

To be eligible for JEE Main, candidates must have completed their 10+2 or equivalent examination with Physics, Chemistry, and Mathematics as core subjects.

  • There is no age limit for appearing in JEE Main.

  • Candidates can attempt JEE Main for three consecutive years.

For more information kindly visit: https://jeemain.nta.nic.in/eligibility-criteria/

(i) Types of Question: JEE Main Paper 1 consists of 90 questions, including Multiple Choice Questions (MCQs) and Numerical Value Type (NVT) questions.

(ii) Subjects: Physics, Chemistry, and Mathematics (30 questions from each subject).

(iii) Marking Scheme: Each correct MCQ answer earns 4 marks, and each correct NVT answer earns 4 marks.

JEE Main Paper 2 includes Mathematics (Part I), Aptitude Test (Part II), and Drawing Test (Part III).

  • Mathematics (Part I): 20 MCQs and 5 NVT questions.

  • Aptitude Test (Part II): 50 MCQs.

  • Drawing Test (Part III): 2 drawing questions.

Marking Scheme: Each correct MCQ answer in Part I and Part II earns 4 marks.

JEE Main is usually conducted twice a year, typically in January and April.

The All India Rank (AIR) is the rank secured by a candidate in JEE Main. It is used for admission to National Institutes of Technology (NITs), Indian Institutes of Information Technology (IIITs), and other government-funded engineering institutions.

(i) JEE Main scores are used for admission to NITs, IIITs, and other government-funded engineering colleges.

(ii) For admission to Indian Institutes of Technology (IITs), candidates must qualify for JEE Advanced, which is the next stage of the examination.

Candidates can apply for JEE Main through the official NTA JEE Main website during the registration period.

Yes, there is negative marking for incorrect answers in the MCQ sections of JEE Main. One mark is deducted for each incorrect answer.

Yes, there is negative marking for incorrect answers in the MCQ sections of JEE Main. One mark is deducted for each incorrect answer.

JEE Main scores are valid for one year. Candidates can use the scores obtained in the January session for admission in the same year, and scores from the April session for the next academic year.

Calculators are not allowed in the JEE Main exam.

JEE Main Examination will be held in “Computer Based Test” (CBT) Mode only, except that the Drawing Test for B.Arch. will be held in “Pen & Paper” (offline) mode.

Yes, candidates with a gap year can apply for JEE Main, provided they meet the eligibility criteria, including the educational qualifications. Candidates who have passed the XII or equivalent examination in 2022, 2023, or Those who are appearing in the XII or equivalent examination in 2024 are also eligible to appear in JEE (Main) 2024.

The JEE Main 2024 is being conducted in two sessions. Session 1 will be conducted in January 2024 (between January 24 and February 1, 2024), and Session 2 will be conducted in April 2024 (between April 1 and April 15, 2024). A candidate has the option to apply for one session or both Session 1 and Session 2 together and pay the exam fee accordingly.

Medium of the JEE Main Question Papers: Drawing from the National Education Policy (NEP), the JEE (Main) - 2024 is being conducted in English, Hindi, Assamese, Bengali, Gujarati, Kannada, Malayalam, Marathi, Odia, Punjabi, Tamil, Telugu, and Urdu. If any candidate chooses English as a medium, then the Question paper will be visible in Engish only. If any candidate chooses Hindi or other regional language as a medium of the Question paper, then the Question paper will be available in English and the selected language (Hindi or other regional language).

The candidate need to carry the following at the examination centre:

  • Print out of Admit card along with Self Declaration (Undertaking) downloaded from the NTA Website (a clear printout on A4 size paper) duly filled in.

  • One photograph(same as uploaded on the Online Application Form) for pasting on the specific space in the Attendance Sheet at Centre during the examination.

  • A simple transparent Ball Point Pen.

  • Any one of the following original and valid Photo Identification Proof issued by the government.

School Identity Card/ PAN card/ Driving License/ Voter ID/ Passport/ Aadhaar Card (With photograph)/E-Aadhaar with photograph/ Ration Card with photograph/ Class 12 Board Admit Card with photograph/ Bank Passbook with Photograph. 

  • Personal transparent water bottle. 

  • Sugar tablets/fruits (like banana/apple/orange) in case the candidate is diabetic.