Syllabus for JEE Mains:-

Physics:

• Units and Measurements
• Kinematics
• Newton’s Laws of Motion
• Impulse and Momentum
• Work and Energy
• Rotational Motion
• Gravitation
• Mechanics of Solids and Fluids
• Oscillations
• Waves
• Heat and Thermodynamics
• Electrostatics
• Current Electricity
• Magnetic Effect of Current
• Electromagnetic Induction
• Optics
• Modern Physics
• Electronic Devices

Chemistry:

• States of Matter
• Atomic Structure
• Chemical Bonding & Molecular Structure
• Thermodynamics
• Physical and Chemical Equilibrium
• Electrochemistry
• Chemical Kinetics
• Hydrogen and s-block elements
• Principles of Organic Chemistry
• Hydrocarbons
• Stereochemistry
• Organic Compounds with functional groups containing oxygen and Nitrogen
• Theoretical principles of experimental chemistry
• Biological Chemistry
• Industrial Chemistry
• Environmental Chemistry

Maths:

• Complex numbers
• Theory of Quadratic Equations
• Arithmetic
• Geometric and harmonic progressions
• Logarithms and their properties
• Exponential Series
• Permutations and Combinations
• Binomial Theorem
• Pascal’s Triangle
• Circles
• Straight Lines & Pair of Straight Lines
• Sets, Relations and Functions
• Matrices Determinants
• Heights & Distances
• Trigonometry
• Three-Dimensional geometry
• Limits, Continuity and Differentiability
• Application of Derivatives
• Definite and Indefinite Integration
• Area Under Curves
• Ordinary Differential Equations
• Probability
• Vectors
• Statistics
• Linear Programming

All the very best and good luck.

Hello Azharuddin , Please go through the below mentioned link to find out the complete syllabus of JEE Mains i.e the topics you have to study from class 11th and 12th .

https://www.google.com/amp/s/engineering.careers360.com/articles/jee-main-syllabus%3famp#ampshare=https://engineering.careers360.com/articles/jee-main-syllabus

I hope you would find it useful .