JEE Main Chemistry
Chapter-wise previous year questions with solutions · 2025 – 2026
ChapterQuestionsWeightage 2026
Physical Chemistry
Some Basic Concepts of Chemistry35 questions2026: 183.79% ↓33.1%Structure of Atom39 questions2026: 265.47% ↑26.3%States of Matter1 questions2026: 00% ↓100%Thermodynamics40 questions2026: 214.42% ↓30.2%Equilibrium42 questions2026: 285.89% ↑26.3%Redox Reactions7 questions2026: 61.26% ↑278.9%Solutions39 questions2026: 234.84% ↓9.2%Electrochemistry36 questions2026: 214.42% ↓11.6%Chemical Kinetics44 questions2026: 275.68% ↑0.3%
Inorganic Chemistry
Classification of Elements and Periodicity in Properties28 questions2026: 204.21% ↑57.9%Chemical Bonding and Molecular Structure35 questions2026: 224.63% ↑6.9%p-Block Elements (Group 13 & 14)17 questions2026: 81.68% ↓43.9%p-Block Elements (Group 15–18)16 questions2026: 102.11% ↑5.3%d- and f-Block Elements42 questions2026: 245.05% ↓15.8%Coordination Compounds56 questions2026: 336.95% ↓9.4%
Organic Chemistry
Organic Chemistry – Some Basic Principles and Techniques37 questions2026: 214.42% ↓17.1%Isomerism14 questions2026: 91.89% ↑13.7%Hydrocarbons31 questions2026: 204.21% ↑14.8%Haloalkanes and Haloarenes26 questions2026: 153.16% ↓13.9%Alcohols, Phenols and Ethers18 questions2026: 132.74% ↑64.2%Aldehydes, Ketones and Carboxylic Acids40 questions2026: 245.05% ↓5.3%Amines40 questions2026: 296.11% ↑66.5%Biomolecules36 questions2026: 224.63% ↓0.8%Principles Related to Practical Chemistry56 questions2026: 357.37% ↑5.3%