The National Testing Agency has already declared the complete schedule for the first phase of JEE Main 2020 exam. According to that schedule, the exam will be conducted from 6 January to 11 January 2020 and in the computer-based test (CBT) only. As the days towards JEE Main get closer, students always confused about the questions like – “what are the most important chapters for JEE Mains 2020?” Or What is the chapter wise weightage of JEE Mains Physics, Chemistry and Mathematics?” First of all, it should be clear that the exam conducting body NTA does not allocate any weightage to any chapter. For NTA, all chapters are important. But of course, if you are preparing for JEE Mains 2020 and are in your last lap of preparation, then this article here is important. After analyzing the pattern of last 3 years’ papers of JEE Main, here we have prepared a list of frequently asked most important topics in JEE Main examination.
JEE Main 2020 Pattern is slightly changed. This you may get here: JEE Main 2020 new exam pattern
Before we present you all the Important Topics, let’s have a look on high weightage topics/chapters/units of last 3-year JEE Main paper.
PHYSICS
| Unit’s Name | 2019 (8th Apr- 1st Shift) * | 2018 | 2017 | Total |
|---|---|---|---|---|
| Physics and Measurement | 1 | 1 | - | 2 |
| Kinematics | 1 | 1 | 1 | 3 |
| Laws of Motion | - | 1 | - | 1 |
| Work, Energy and Power | 1 | 1 | 2 | 4 |
| Rotational Motion | 2 | 2 | 2 | 6 |
| Gravitation | 1 | 2 | 1 | 4 |
| Properties of Solids and Liquids | 4 | 1 | 3 | 8 |
| Thermodynamics | 1 | 1 | 1 | 3 |
| Kinetic Theory of Gases | 1 | 1 | 1 | 3 |
| Oscillations and Waves | 1 | 2 | 1 | 4 |
| Electrostatics | 3 | 2 | 2 | 7 |
| Current Electricity | 2 | 2 | 3 | 7 |
| Magnetic Effects of Current and Magnetism | 1 | 2 | 2 | 5 |
| Electromagnetic Induction and Alternating Currents | 3 | 2 | 1 | 6 |
| Electromagnetic Waves | 1 | 1 | - | 2 |
| Optics | 3 | 2 | 3 | 8 |
| Dual Nature of Matter and Radiation | 1 | - | 1 | 2 |
| Atoms and Nuclei | 1 | 3 | 3 | 7 |
| Electronic Devices | 1 | 1 | 1 | 3 |
| Communication Systems | 1 | 1 | 1 | 3 |
| Experimental Skills | - | 1 | 1 | 2 |
*For detailed JEE Main Physics 2019 Chapterwise Weightage of all 16 test papers held ONLINE Exams from January 9 to 12 and April 7 to 12 in shift 1 and shift 2, Click here.
CHEMISTRY
| Unit’s Name | 2019 (8th Apr- 1st Shift) * | 2018 | 2017 | Total |
|---|---|---|---|---|
| Some Basic Concepts in Chemistry | 1 | 1 | 2 | 4 |
| States of Matter | 1 | 1 | 1 | 3 |
| Atomic Structure | 2 | - | 1 | 3 |
| Chemical Bonding and Molecular Structure | - | 3 | 2 | 5 |
| Chemical Thermodynamics | 2 | 2 | 2 | 6 |
| Solutions | 1 | 1 | 1 | 3 |
| Equilibrium | 1 | 4 | 1 | 6 |
| Redox Reactions and Electrochemistry | 1 | 1 | 2 | 4 |
| Chemical Kinetics | 1 | 1 | 1 | 3 |
| Surface Chemistry | 1 | - | 1 | 2 |
| Classification of Elements and Periodicity in Properties | - | - | - | - |
| General principles and Processes of Isolation of Metals | 1 | - | - | 1 |
| Hydrogen | 1 | 1 | - | 2 |
| s-Block Elements | 1 | - | 1 | 2 |
| p-Block Elements | 1 | 2 | 1 | 4 |
| d- and f-Block Elements | 1 | - | 1 | 2 |
| Coordination Compounds | 2 | 2 | 1 | 5 |
| Environmental Chemistry | 2 | 1 | 1 | 4 |
| Purification and Characterization of Organic Compounds | - | 1 | - | 1 |
| Some Basic Principles of Organic Chemistry | 1 | - | 3 | 4 |
| Hydrocarbons | - | 1 | - | 1 |
| Organic Compounds Containing Halogens | - | 1 | 3 | 4 |
| Organic Compounds Containing Oxygen | 4 | 3 | 3 | 10 |
| Organic Compounds Containing Nitrogen | 3 | 1 | - | 4 |
| Polymers | - | - | 1 | 1 |
| Biomolecules | 1 | 2 | 1 | 4 |
| Chemistry in Action | - | - | - | - |
| Principles Related to Practical Chemistry | 1 | 1 | - | 2 |
*For detailed JEE Main Chemistry 2019 Chapterwise Weightage of all 16 test papers held ONLINE Exams from January 9 to 12 and April 7 to 12 in shift 1 and shift 2, Click here.
MATHEMATICS
| Unit’s Name | 2019 (8th Apr- 1st Shift) * | 2018 | 2017 | Total |
|---|---|---|---|---|
| Sets, Relations and Functions | 1 | 1 | 1 | 3 |
| Complex Numbers | 1 | - | 1 | 2 |
| Matrices and Determinants | 2 | 2 | 2 | 6 |
| Quadratic Equations | 1 | 2 | 1 | 4 |
| Permutations and Combinations | 1 | 1 | 1 | 3 |
| Mathematical Induction and its Applications | - | - | - | - |
| Binomial Theorem | 1 | 1 | 1 | 3 |
| Sequences and Series | 2 | 2 | 2 | 6 |
| Differential Calculus | 1 | 4 | 4 | 9 |
| Integral Calculus | 3 | 3 | 3 | 9 |
| Differential Equations | 1 | 1 | 1 | 3 |
| Two-Dimensional Geometry | 5 | 5 | 4 | 14 |
| Three-Dimensional Geometry | 2 | 2 | 2 | 6 |
| Vector Algebra | 1 | 1 | 1 | 3 |
| Statistics | 2 | 1 | - | 3 |
| Probability | 1 | 1 | 3 | 5 |
| Trigonometry | 2 | 2 | 2 | 6 |
| Mathematical Reasoning | 1 | 1 | 1 | 3 |
*For detailed JEE Main Mathematics 2019 Chapterwise Weightage of all 16 test papers held ONLINE Exams from January 9 to 12 and April 7 to 12 in shift 1 and shift 2, Click here.
We have done this analysis for you by reviewing past three years papers. According to that following chapters are used to create questions on frequent basis. Thus, the ‘Frequently Asked Chapters/Topics are:
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PHYSICS
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Important Tips: Physics is all about concepts and logic. If you want to understand Physics and solve problems based on it, you need to understand the formulas first. This will also help to memorizing them easily. Once you have figured out the formulas, now it’s the time to try out solving the problem. Practicing quality problems is the key to success in this subject. If concepts are clear, then this subject becomes all the more interesting.
Recommended Read: 7 Best Known Tips That Can Make You Better at Physics Problems
| CHEMISTRY
Physical Chemistry
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Inorganic Chemistry
- s-Block Elements
- p-Block Elements
- Coordination Compounds
Organic Chemistry
- Some Basic Principles of Organic Chemistry
- Organic Compounds Containing Oxygen
- Organic Compounds Containing Halogens
Important Tips: Chemistry is a subject which involves combination of concepts, theory, problems, and chemical equations. You must read some good books on chemistry for a better understanding of the subject. Just go through the Periodic Table in general and read NCERT for Inorganic Chemistry. For Organic Chemistry, first build up your all basic concepts and then start doing lots of practice. And for Physical Chemistry, practice as many numerical based type questions as you can.
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MATHEMATICS
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Important Tips: The best way to score good marks in Mathematics Paper of JEE Main examination is to practice more and solve plenty of questions. During examination, you should attempt those questions first which boosts your confidence level.
Note: JEE Main 2020 Application Correction Facility Started – Know the Process Here
Furthermore, we urge the aspirants to go through the whole syllabus of JEE Main 2020. All these important topics are the favorite topics of JEE Main as per the previous year trends. So, be prepared and plan a strategy for your preparation.
| Now that there will be numerical based questions students are advised to solve subject type questions with Integer type answers for practice. For this you must practice question papers based on latest pattern. Currently MTG’s 10 Very Similar Practice Tests for JEE Main 2020 is the book that contains latest pattern papers. 10 model test papers of the book are created by a team of JEE experts strictly following the latest paper pattern of JEE Main introduced by NTA. Each model test paper or practice test of the book contains 60 MCQs with 15 numerical value type questions. So, must buy this book if you are appearing for the first phase of JEE Main 2020 in January. | 
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