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:
π IIT JEE Mathematics β Weightage
Topic Approx. Weightage Calculus 30β35% Algebra (Quadratic, Complex) 20β25% Coordinate Geometry 15β20% Vector & 3D Geometry 10β12% Trigonometry 5β7% Probability & Statistics 5β7% Sets, Relations & Functions 3β5%
Click to Maths IIT JEE Previous Years Question Papers Pdf Download and Most Important Problems With Step by Step Solutions
βοΈ IIT JEE Physics β Weightage
Topic Approx. Weightage Mechanics 25β30% Electricity & Magnetism 25β30% Heat & Thermodynamics 10β15% Optics (Ray + Wave) 10β12% Modern Physics 10β15% Waves & Oscillations 5β7% Units, Dimensions & Errors 2β3%
Click to Physics IIT JEE Previous Years Question Papers Pdf Download and Most Important Problems With Step by Step Solutions
π§ͺ IIT JEE Chemistry β Weightage
Branch Important Topics Approx. Weightage Physical Chemistry Mole concept, Thermo, Electrochemistry 30β35% Organic Chemistry Reactions, Mechanisms, Biomolecules 30β35% Inorganic Chemistry Chemical bonding, P-block, Coordination 30β35%
Click to Chemistry IIT JEE Previous Years Question Papers Pdf Download and Most Important Problems With Step by Step Solutions
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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.