Hi Yash,

Here I am listing out topics with the highest weightage in JEE Main 2020:-

@Physics

• Modern Physics - 20 marks
• Heat and Thermodynamics - 12 marks
• Optics - 12 marks
• Current Electricity - 12 marks
• Electrostatics - 12 marks
• Magnetics - 8 marks

@Chemistry

• Transition Elements and Coordination Chemistry - 12 marks
• Periodic table and Representative Elements - 12 marks
• Thermodynamics And Gaseous State - 8 marks
• Atomic Structure - 8 marks
• Chemical Bonding - 8 marks
• Chemical And Ionic Equilibrium - 8 marks
• Solid State And Surface Chemistry - 8 marks
• Nuclear Chemistry And Environment - 8 marks

@Mathematics:-

• Coordinate Geometry - 20 marks
• Limits, Continuity and Differentiability - 12 marks
• Integral Calculus - 12 marks
• Complex numbers and Quadratic Equation - 8 marks
• Matrices and Determinants - 8 marks
• Statistics and Probability - 8 marks
• Three Dimensional Geometry - 8 marks
• Vector Algebra - 8 marks

You may refer to this article for more information about JEE Main Syllabus with Weightage

I hope this information helps you.

Good Luck!

Hello

From jee mains point of view an important chapter is one from which large number of questions are asked and is easy and scoring ,
list of most important chapters along with the average number of questions asked from that particular chapter is given below subjectwise:-

PHYSICS:-

• Mechanics:- 8 questions are asked on an average from mechanics
• Electrodynamics :-8 questions
• Modern Physics:- 5 questions
• Heat & Thermodynamics:- 4 questions
• SHM & Waves:- 3 questions
• Optics:- 2 questions

CHEMISTRY:-

• Organic Chemistry-II i.e Alkyl Hallide, Alcohol & Ether (Reaction Mechanism),Aromatic Compounds, Biomolecules,Carbohydrates, Amino Acids ,Polymers, Carbonyl Compounds, Environmental chemistry, Grignard Reagent, Reduction, Oxidation& Hydrolysis - 10 questions are asked from these topics

• Physical Chemistry-I i.e Atomic Structure & Nuclear Chemistry,Ionic Equilibrium, Mole Concept,Thermodynamics and Thermochemistry :- 5 questions

• Inorganic Chemistry-I i.e Chemical Bonding,Periodic Table & Periodicity in Properties,S-Block : - 5 questions

MATHEMATICS :-

• Differential Calculus:- 7 questions
• Integral Calculus:- 4 questions
• Coordinate Geometry:- 3 questions
• Co-ordinate Geometry (3-D):- 2 questions
• Matrix & Determinants:- 2 questions
• Probability:- 2 questions
• Matrix & Determinants:- 2 questions
• Trigonometry:- 2 questions

Thankyou

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