Here is the topic-wise weightage for IIT JEE (Main + Advanced) in Mathematics, Physics, and Chemistry, based on trends from recent years. This helps you prioritize your preparation:
📊 IIT JEE Mathematics – Weightage
| Topic | Approx. Weightage |
|---|---|
| Calculus | 30–35% |
| Algebra (Quadratic, Complex) | 20–25% |
| Coordinate Geometry | 15–20% |
| Vector & 3D Geometry | 10–12% |
| Trigonometry | 5–7% |
| Probability & Statistics | 5–7% |
| Sets, Relations & Functions | 3–5% |
⚛️ IIT JEE Physics – Weightage
| Topic | Approx. Weightage |
|---|---|
| Mechanics | 25–30% |
| Electricity & Magnetism | 25–30% |
| Heat & Thermodynamics | 10–15% |
| Optics (Ray + Wave) | 10–12% |
| Modern Physics | 10–15% |
| Waves & Oscillations | 5–7% |
| Units, Dimensions & Errors | 2–3% |
🧪 IIT JEE Chemistry – Weightage
| Branch | Important Topics | Approx. Weightage |
|---|---|---|
| Physical Chemistry | Mole concept, Thermo, Electrochemistry | 30–35% |
| Organic Chemistry | Reactions, Mechanisms, Biomolecules | 30–35% |
| Inorganic Chemistry | Chemical bonding, P-block, Coordination | 30–35% |
✅ Quick Tips:
- Focus on high-weightage + high-scoring topics first.
- Use previous year papers to see recurring patterns.
- Ensure strong NCERT coverage, especially in Chemistry.