JEE Main Exam Syllabus 202122 for Paper 1 contains the syllabus of Physics, Chemistry, and Mathematics of CBSE class 11th and 12th. While the questions in Paper 2 will be mostly on Aptitude and Drawing along with some class 12 level Mathematics. Paper I consists of 90 questions of 4 marks each and Paper 2 comprises a total of 82 questions. National Test Agency (NTA) will operate the JEE Main Exam twice a year from 202122 onwards.
Sets, relations, and functions 

Complex numbers and quadratic equations 

Matrices and determinants 

Permutations and combinations 

Mathematical induction 
Principle of Mathematical Induction and its simple applications 
Binomial theorem and its simple applications 

Sequences and series 

Limit, continuity, and differentiability 

Integral calculus 

Differential equations 

Coordinate geometry 
Straight lines: Various forms of equations of a line, intersection of lines, angles between two lines, conditions for concurrence of three lines, a distance of a point from a line, equations of internal and external bisectors of angles between two lines, coordinates of the centroid, the orthocentre and circumcentre of a triangle, equation of the family of lines passing through the point of intersection of two lines. Circles, conic sections: Standard form of the equation of a circle, the general form of the equation of a circle, its radius and center, equation of a circle when the endpoints of a diameter are given, points of intersection of a line and a circle with the center at the origin and condition for a line to be tangent to a circle, equation of the tangent. Sections of cones, equations of conic sections (parabola, ellipse, and hyperbola) in standard forms, condition for y = mx + c to be a tangent and point (s) of tangency. 
Threedimensional geometry 

Vector algebra 

Statistics and probability 
Measures of Dispersion: 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, Bernoulli trials, and Binomial distribution. 
Trigonometry 

Mathematical Reasoning 

Topics 
No of Questions 
Marks 
Weightage 
Quadratic Equation 
1 
4 
3.33% 
Sequences and Series 
2 
8 
6.67% 
Trigonometric Equation 
1 
4 
3.33% 
Limit 
1 
4 
3.33% 
Differentiability 
1 
4 
3.33% 
Indefinite Integration 
1 
4 
3.33% 
Definite Integration 
1 
4 
3.33% 
Differential Equation 
1 
4 
3.33% 
Area Under the Curve 
1 
4 
3.33% 
Straight Line 
2 
8 
6.67% 
Vector 
1 
4 
3.33% 
3D 
2 
8 
6.67% 
Permutation and combination 
1 
4 
3.33% 
Probability 
1 
4 
3.33% 
Complex Number 
1 
4 
3.33% 
Binominal Theorem 
1 
4 
3.33% 
Determinant 
2 
8 
6.67% 
Tangent and Normal 
1 
4 
3.33% 
Maxima and Minima 
1 
4 
3.33% 
Statistics 
1 
4 
3.33% 
Parabola 
1 
4 
3.33% 
Ellipse 
1 
4 
3.33% 
Hyperbola 
1 
4 
3.33% 
Mathematical Reasoning 
1 
4 
3.33% 
Height & Distance 
1 
4 
3.33% 
Sets 
1 
4 
3.33% 
Total 
30 
120 
100% 
Physics And Measurement 

Kinematics 

Laws Of Motion 

Work, Energy And Power 
Work done by a constant force and a variable force; kinetic and potential energies, workenergy theorem, power potential energy of a spring, conservation of mechanical energy, conservative and nonconservative forces; Elastic and inelastic collisions in one and two dimensions. 
Rotational Motion 

Gravitation 

Properties Of Solids And Liquids 

Thermodynamics 

Kinetic Theory Of Gases 

Oscillations And Waves 
Periodic motion – 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; Free, forced and damped oscillations, resonance Wave motion  Longitudinal and transverse waves, speed of a wave. Displacement relation for a progressive wave. Principle of superposition of waves, a reflection of waves, Standing waves in strings and organ pipes, fundamental mode and harmonics, Beats, Doppler effect in sound 
Electrostatics 
Electric charges: Conservation of charge, Coulomb’s lawforces 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; Equipotential surfaces, Electrical potential energy of a system of two point charges in an electrostatic field. Conductors and insulators, Dielectrics and electric polarization, capacitor, a combination of capacitors in series and in parallel, the capacitance of a parallel plate capacitor with and without dielectric medium between the plates, Energy stored in a capacitor. 
Current Electricity 

Magnetic Effects Of Current And Magnetism 

Electromagnetic Induction And Alternating Currents 

Electromagnetic Waves 

Optics 
Reflection and refraction of light at plane and spherical surfaces, mirror formula, Total internal reflection, and its applications, Deviation and Dispersion of light by a prism, Lens Formula, Magnification, Power of a Lens, Combination of thin lenses in contact, Microscope and Astronomical Telescope (reflecting and refracting) and their magnifying powers. Wave optics

Dual Nature Of Matter And radiation 

Atoms And Nuclei 

Electronic Devices 

Communication Systems 

Topics 
No of Questions 
Marks 
Weightage 
Electrostatics 
1 
4 
3.33% 
Current Electricity 
3 
12 
10.00% 
Capacitor 
1 
4 
3.33% 
Magnetic Effect of Current & Magnetism 
2 
8 
6.67% 
Alternating Current 
2 
8 
6.67% 
KTG & Thermodynamics 
2 
8 
6.67% 
SHM 
1 
4 
3.33% 
Sound Waves 
1 
4 
3.33% 
Kinematics 
1 
4 
3.33% 
Work Power Energy 
1 
4 
3.33% 
Kinematics 
1 
4 
3.33% 
Laws of motion 
1 
4 
3.33% 
Work, Power and Energy 
1 
4 
3.33% 
Centre Of Mass 
2 
8 
6.67% 
Rotational Dynamics 
2 
8 
6.67% 
Modern Physics 
2 
8 
6.67% 
NLM 
1 
4 
3.33% 
Elasticity 
1 
4 
3.33% 
Wave Optics 
2 
8 
6.67% 
Error 
1 
4 
3.33% 
Circular Motion 
1 
4 
3.33% 
Electromagnetic Waves 
1 
4 
3.33% 
Semiconductors 
1 
4 
3.33% 
Communication System 
1 
4 
3.33% 
Total 
30 
120 
100% 
Some Basic Concepts In Chemistry 

States Of Matter 
Classification of matter into solid, liquid and gaseous states
Liquid State: Properties of liquids – vapour pressure, viscosity and surface tension and effect of temperature on them (qualitative treatment only)

Atomic Structure 

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.

Chemical Thermodynamics 
Fundamentals of thermodynamics: System and surroundings, extensive and intensive properties, state functions, types of processes

Solutions 

Equilibrium 
Meaning of equilibrium, concept of dynamic equilibrium
Ionic equilibrium: Weak and strong electrolytes, ionization of electrolytes, various concepts of acids and bases (Arrhenius, Bronsted – Lowry, and Lewis) and their ionization, acidbase 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 
Redox Reactions And Electrochemistry 
Electronic 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, specific and molar conductivities and their variation with concentration: Kohlrausch’s law and its applications

Chemical Kinetics 

Surface Chemistry 
Adsorption Physisorption and chemisorption and their characteristics, factors affecting adsorption of gases on solids – Freundlich and Langmuir adsorption isotherms, adsorption from solutions.

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, ionization enthalpy, electron gain enthalpy, valence, oxidation states, and chemical reactivity. 
General Principles And Processes Of Isolation Of Metals 
Modes of occurrence of elements in nature, minerals, ores; Steps involved in the extraction of metals – concentration, reduction (chemical and electrolytic methods) and refining with special reference to the extraction of Al, Cu, Zn and Fe; Thermodynamic and electrochemical principles involved in the extraction of metals 
Hydrogen 

Block Elements (Alkali And Alkaline Earth Metals) 
Group – 1 and 2 Elements: General introduction, electronic configuration, and general trends in physical and chemical properties of elements, anomalous properties of the first element of each group, diagonal relationships Preparation and properties of some important compounds – sodium carbonate and sodium hydroxide; Industrial uses of lime, limestone, Plaster of Paris and cement; Biological significance of Na, K, Mg and Ca. 
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 behavior of the first element in each group. Groupwise study of the p – block elements

D – And F – BLOCK ELEMENTS 
Transition Elements: General introduction, electronic configuration, occurrence and characteristics, general trends in properties of the firstrow transition elements – physical properties, ionization enthalpy, oxidation states, atomic radii, color, catalytic behavior, magnetic properties, complex formation, interstitial compounds, alloy formation; Preparation, properties, and uses of K2 Cr2 O7 and KMnO4 Inner Transition Elements: Lanthanoids – Electronic configuration, oxidation states, and lanthanoid contraction Actinoids – Electronic configuration and oxidation states 
CoOrdination Compounds 

Environmental Chemistry 

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 principles only) – Estimation of carbon, hydrogen, nitrogen, halogens, sulphur, phosphorus. Calculations of empirical formulae and molecular formulae; Numerical problems in organic quantitative analysis 
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: – C = C –, – C h C – 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. 
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 (Markownikoff’s 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 functional group in monosubstituted benzene 
Organic Compounds Containing Halogens 
General methods of preparation, properties and reactions; Nature of CX bond; Mechanisms of substitution reactions. Uses; Environmental effects of chloroform & iodoform. 
Organic Compounds Containing Oxygen 
General methods of preparation, properties, reactions and uses 
Alcohols, Phenols And Ethers 

Carboxylic Acids 
Acidic strength and factors affecting it. 
Organic Compounds Containing Nitrogen 

Polymers 

Biomolecules 

Chemistry in Everyday Life 
Chemicals in medicines – Analgesics, tranquilizers, antiseptics, disinfectants, antimicrobials, antifertility drugs, antibiotics, antacids, antihistamins – their meaning and common examples. Chemicals in food – Preservatives, artificial sweetening agents – common examples. Cleansing agents – Soaps and detergents, cleansing action. 
PRINCIPLES RELATED TO PRACTICAL CHEMISTRY 
Detection of extra elements (N,S, halogens) in organic compounds; Detection of the following functional groups: hydroxyl (alcoholic and phenolic), carbonyl (aldehyde and ketone), carboxyl and amino groups in organic compounds.
Chemistry involved in the titrimetric exercises – Acids bases and the use of indicators, oxalicacid vs KMnO4, Mohr’s salt vs KMnO4. Chemical principles involved in the qualitative salt analysis: Cations – Pb2+ , Cu2+, AI3+, Fe3+, Zn2+, Ni2+, Ca2+, Ba2+, Mg2+, NH4+. Anions CO3 2, S2, SO4 2, NO2, NO3, CI , Br, I. (Insoluble salts excluded). 
Chemical principles involved in the following experiments 

Topics 
No of Questions 
Marks 
Transition Elements and Coordination Chemistry 
3 
12 
Periodic table and Representative Elements 
3 
12 
Thermodynamics And Gaseous State 
2 
8 
Atomic Structure 
2 
8 
Chemical Bonding 
2 
8 
Chemical And Ionic Equilibrium 
2 
8 
SolidState And Surface Chemistry 
2 
8 
Nuclear Chemistry And Environment 
2 
8 
Mole Concept 
1 
4 
Redox Reaction 
1 
4 
Electrochemistry 
1 
4 
Chemical Kinetics 
1 
4 
Solution and Colligative Properties 
1 
4 
General Organic Chemistry 
1 
4 
Stereochemistry 
1 
4 
Hydrocarbon 
1 
4 
Alkyl Halides 
1 
4 
Carboxylic Acid and their Derivatives 
1 
4 
Carbohydrates, amino acid and Polymers 
1 
4 
Aromatic Compounds 
1 
4 
Part I 

Part II 

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