JEE Mains 2026: Chapter-Wise Weightage for Physics, Chemistry & Mathematics
Preparing for JEE Mains 2026 requires not just hard work but also smart planning. With lakhs of aspirants competing for seats in IITs, NITs, and other premier institutes, it is crucial to focus on the most important and high-weightage chapters.
This blog provides a chapter-wise weightage breakdown for Physics, Chemistry, and Mathematics, based on previous years’ trends and the updated NTA syllabus.
JEE 2026 – Subject-Wise Exam Weightage
| Subject | Total Questions (Expected) | Total Marks | Weightage (%) |
|---|---|---|---|
| Physics | 30 | 100 | ~33.3% |
| Chemistry | 30 | 100 | ~33.3% |
| Mathematics | 30 | 100 | ~33.3% |
| Total | 90 | 300 | 100% |
JEE 2026 Physics – Chapter-Wise Weightage
Physics often challenges students with conceptual clarity and formula-based questions. Chapters like Mechanics, Modern Physics, and Current Electricity dominate the paper.
| Chapter | Expected No. of Questions | Weightage (%) |
|---|---|---|
| Mechanics | 6–8 | 25–30% |
| Heat & Thermodynamics | 2–3 | 8–10% |
| Oscillations & Waves | 1–2 | 5–7% |
| Electrostatics | 2 | 6% |
| Current Electricity | 2–3 | 8–10% |
| Magnetic Effects of Current | 1–2 | 5–7% |
| Electromagnetic Induction | 1–2 | 5% |
| Optics | 2–3 | 8–10% |
| Modern Physics | 3–4 | 10–12% |
| Units, Dimensions & Errors | 1 | 3% |
| Gravitation & Properties of Matter | 1–2 | 5% |
Tip: Mastering Mechanics + Modern Physics + Current Electricity covers nearly 50% of Physics questions.
JEE 2026 Chemistry – Chapter-Wise Weightage
Chemistry is often considered the most scoring subject because many questions are direct and NCERT-based. In recent exams, Organic Chemistry alone contributed up to 30–35% of Chemistry questions.
| Chapter | Expected No. of Questions | Weightage (%) |
|---|---|---|
| Mole Concept & Stoichiometry | 1–2 | 5–7% |
| Atomic Structure | 1–2 | 5% |
| Chemical Bonding | 2–3 | 8–10% |
| States of Matter | 1 | 3% |
| Thermodynamics | 2 | 6–8% |
| Equilibrium | 1–2 | 5–7% |
| Redox Reactions & Electrochemistry | 1–2 | 5% |
| Chemical Kinetics | 1–2 | 5% |
| Surface Chemistry | 1 | 3% |
| Coordination Compounds | 2 | 6–8% |
| p-Block Elements | 2–3 | 8–10% |
| Organic Chemistry – Basic Principles | 2–3 | 8–10% |
| Hydrocarbons & Alkyl Halides | 1–2 | 5–7% |
| Alcohols, Phenols & Ethers | 1–2 | 5–7% |
| Biomolecules, Polymers & Everyday Life | 1–2 | 5–6% |
Tip: Prioritize Organic Chemistry + Chemical Bonding + p-Block + Thermodynamics for a strong Chemistry score.
JEE 2026 Mathematics – Chapter-Wise Weightage
Mathematics is usually the longest and toughest section, requiring both speed and accuracy. Calculus, Algebra, and Coordinate Geometry dominate the paper.
| Chapter | Expected No. of Questions | Weightage (%) |
|---|---|---|
| Sets, Relations & Functions | 1 | 3% |
| Complex Numbers & Quadratic Equations | 1–2 | 5–7% |
| Matrices & Determinants | 2 | 6–8% |
| Permutations & Combinations | 1 | 3% |
| Binomial Theorem & Series | 1 | 3% |
| Sequences & Series | 1–2 | 5% |
| Limits, Continuity & Differentiability | 2–3 | 8–10% |
| Application of Derivatives | 2 | 6–8% |
| Integrals & Area Under Curve | 2–3 | 8–10% |
| Differential Equations | 1 | 3% |
| Vector Algebra | 1–2 | 5–6% |
| Three-Dimensional Geometry | 2 | 6–8% |
| Probability | 1–2 | 5–6% |
| Trigonometry | 1–2 | 5% |
| Coordinate Geometry | 3–4 | 10–12% |
| Statistics | 1 | 3% |
Tip: Focus on Calculus + Algebra + Coordinate Geometry, which together make up nearly 50% of the Mathematics section.
Final Preparation Strategy for JEE Mains 2026
Prioritize high-weightage chapters: Mechanics, Organic Chemistry, and Calculus.
Revise NCERT thoroughly for Chemistry, especially Inorganic.
Practice past year papers & mock tests to improve speed and accuracy.
Balance all three subjects – as each has equal marks distribution.
Key Takeaway: By focusing on chapter-wise weightage, JEE 2026 aspirants can prepare smarter, allocate time efficiently, and maximize their scores.
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