JEE Main Chapter-Wise Weightage

Official syllabi are flat lists that say nothing about what carries marks. This ranks every JEE Main topic by the share of questions it has actually attracted, measured across past papers from 2002 to 2025.

Mathematics — questions by topic

TopicShare since 2016QuestionsYears askedRecent trend
Matrices and Determinants8.8%2752002-2025rising
Sets, Relations, Functions7.5%2402002-2025rising
Limits, Continuity, Differentiability6.6%2142002-2025rising
Differential Equations: First Order, Linear6.2%1932002-2025rising
Definite Integration and Properties5.8%1912002-2025rising
Complex Numbers5%1692002-2025rising
Applications of Derivatives: Maxima, Minima, Tangents4.8%1582002-2025rising
Sequences and Series: AP, GP, HP4.7%1532002-2025rising
Straight Lines4.2%1432002-2025rising
3D Geometry: Lines and Planes3.9%1282003-2025rising
Permutations and Combinations3.7%1262002-2025rising
Probability: Conditional, Bayes' Theorem3.7%1212002-2025rising
Quadratic Equations and Inequalities3.7%1262002-2025rising
Area Under Curves3.7%1192002-2025rising
Binomial Theorem and its Applications3.5%1142002-2025rising
Statistics: Mean, Median, Mode, Variance3.1%1072002-2025rising
Circle: Equation, Tangents, Chord of Contact2.6%892002-2025rising
Ellipse2.6%852003-2025rising
Indefinite Integration2.6%852002-2025rising
Inverse Trigonometric Functions2.6%822002-2025rising

Share is of 2,846 Mathematics questions asked since 2016. Counts are of authentic past papers only. Trend compares 2021-2025 against 2016-2020 and is a direction, not a forecast.

Physics — questions by topic

TopicShare since 2016QuestionsYears askedRecent trend
Kinematics 1D and 2D6.6%1802002-2025rising
Gravitation: Kepler's Laws, Satellites, Escape Velocity6%1622002-2025rising
Maxwell's Equations and EM Waves5.1%1382002-2025rising
Current Electricity: Ohm's Law, Kirchhoff's Laws5%1442002-2025rising
Kinetic Theory of Gases4.9%1272002-2025rising
Fluid Mechanics: Bernoulli, Viscosity, Surface Tension4.1%1092002-2025rising
Electrostatics: Coulomb's Law, Electric Field, Gauss's Law3.8%1052002-2025rising
AC Circuits: LCR, Resonance, Power Factor3.3%922002-2025rising
Magnetic Force on Moving Charges and Conductors3.1%912002-2025rising
Photoelectric Effect3%812002-2025rising
Simple Harmonic Motion2.9%962002-2025rising
de Broglie Wavelength and Wave-Particle Duality2.9%722002-2025rising
Zeroth and First Law of Thermodynamics2.8%752002-2025rising
Work-Energy-Power2.8%842002-2025rising
Rotational Motion: Moment of Inertia, Torque2.6%782002-2025rising
Magnetic Effects of Current: Biot-Savart, Ampere's Law2.5%772002-2025rising
Conservation of Linear Momentum2.5%722002-2024rising
Electric Potential and Capacitance2.4%772002-2025rising
Vernier Calipers and Screw Gauge2.2%612002-2025rising
Elasticity and Hooke's Law2.2%592003-2025rising

Share is of 2,334 Physics questions asked since 2016. Counts are of authentic past papers only. Trend compares 2021-2025 against 2016-2020 and is a direction, not a forecast.

Chemistry — questions by topic

TopicShare since 2016QuestionsYears askedRecent trend
Coordination Compounds: Werner's Theory, CFT, Isomerism8.7%1712002-2025rising
Chemical Bonding: VBT, MOT, Hybridization7.9%1682002-2025rising
Periodic Properties: Atomic Radius, IE, EA, EN6.6%1372002-2025rising
d-Block: Transition Metals6.4%1272002-2025rising
Atomic Structure and Quantum Numbers5.6%1162002-2025rising
Biomolecules: Carbohydrates, Proteins, Nucleic Acids5.4%1122002-2025rising
Mole Concept and Stoichiometry5.1%1092002-2025rising
Qualitative Analysis: Cation and Anion Tests4.7%862002-2025rising
Solutions and Colligative Properties4.4%1052002-2025rising
Thermodynamics: Enthalpy, Entropy, Gibbs Free Energy4.1%1032002-2025easing
Electrochemistry: Galvanic Cells, Nernst Equation4%892002-2025rising
Chemical Kinetics: Rate Laws, Activation Energy2.7%752002-2025easing
Chemical Equilibrium: Kp, Kc, Le Chatelier's2.3%562002-2025rising
Practical Organic Chemistry: Detection, Purification2.2%402005-2025rising
Ionic Equilibrium: pH, Buffers2.1%502002-2025rising
f-Block: Lanthanoids and Actinoids2%512002-2025rising
Reaction Mechanisms: SN1, SN2, E1, E2, Markovnikov1.8%452002-2025rising
Amines and Diazonium Salts1.6%362002-2025rising
Alcohols, Phenols, Ethers1.6%352003-2025rising
p-Block Group 15: Nitrogen Family1.6%332006-2025rising

Share is of 1,690 Chemistry questions asked since 2016. Counts are of authentic past papers only. Trend compares 2021-2025 against 2016-2020 and is a direction, not a forecast.

Computed from 8,267 JEE Main questions from past papers spanning 2002-2025.

Topics with fewer than 8 questions, or asked in fewer than 3 distinct years, are omitted — too few to describe a pattern.

Aggregate counts only. No question text, answer key or internal topic mapping is published.

Related

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