IIT JEE Examination 2021 Syllabus
Getting into India's most celebrated institutes need preparation that is above par. To achieve that level, the first thing that needs to be done is to cover maximum topics and concepts as possible.
JEE Main and Advanced 2021 Syllabus
JEE Main Paper 1 and JEE Advanced Paper 1 and Paper 2 consist of three sections in each paper, namely: Physics, Chemistry, and Mathematics.
Physics:
The Physics portion of the test will have 30 questions. The complete physics syllabus can be broadly segregated into the following 5 sections i.e.
- Mechanics
- Heat and Thermodynamics
- Electrostatics and Magnetism
- Current Electricity and Electromagnetism
- Optics and Modern Physics
JEE Main Paper 1 Weightage:
Out of the above mentioned sections, there are some topics which carry more weightage as compared to the others, in JEE Main Paper 1, they are as follows:
| Important Topics | Expected weightage |
|---|---|
| Heat and Thermodynamics | 11% |
| Optics | 11% |
| Modern Physics | 10% |
| Electrostatics | 8% |
| Current and Electricity | 7% |
| Waves | 5% |
This weightage has been derived from the questions asked in the past JEE Main Paper 1 Tests.
Further, we can have a breakup of the percentage of questions across the topics in Physics, based on the past JEE Main Paper 1 tests is as follows:
| Topic | Percentage of question |
|---|---|
| Electrostatics | 9 |
| Thermodynamics | 8 |
| Wave Motion | 7 |
| Rotational Motion | 7 |
| Laws of Motion | 6 |
| Ray Optics | 6 |
| Magnetic effect of current and Magnetism | 6 |
| Simple Harmonic Motion | 5 |
| Wave optics | 5 |
| Units Dimension Errors | 4 |
| Work Energy Power | 4 |
| Modern Physics | 4 |
| Current Electricity | 4 |
| Electromagnetic Induction | 3 |
| Physics of Nucleus | 3 |
| Fluids | 2 |
| Gravitation | 2 |
| Elasticity | 2 |
| Solids and Semiconductor Devices | 2 |
| Center of Mass, Impulse and Momentum | 2 |
| Kinetic Theory of Gases | 2 |
| Radioactivity | 2 |
| Alternating Current | 1 |
| EM waves | 1 |
The JEE Advanced Paper 1 syllabus can be bifurcated as follows:
Unit-1: Electrodynamics (28 Marks & 22.58% Weightage of Marks)
| Topic | Marks (Weightage of Marks) |
|---|---|
| Capacitance | 6 (4.84%) |
| Current Electricity | 8 (6.45%) |
| Electro Magnetic Field | 3 (2.42%) |
| Electro Magnetic Induction | 11 (8.87%) |
Unit-2: Heat & Thermodynamics (16 Marks & 12.90% Weightage of Marks)
| Topic | Marks (Weightage of Marks) |
|---|---|
| Calorimetry & Thermal Expansion | 3 (2.42%) |
| Heat Transfer | 10 (8.06%) |
| KTG & Thermodynamics | 3 (2.42%) |
Unit-3: Mechanics (31 Marks & 25.00% Weightage of Marks)
| Topic | Marks (Weightage of Marks) |
|---|---|
| Circular Motion | 6 (4.84%) |
| Elasticity & Viscosity | 3 (2.42%) |
| Error in Measurement | 7 (5.65%) |
| Rigid Body Dynamic | 11 (8.87%) |
| Unit & Dimension | 4 (3.23%) |
Unit-4: Modern Physics (23 Marks & 18.55% Weightage of Marks)
| Topic | Weightage of Marks |
|---|---|
| Modern Physics | 23 (18.55%) |
Unit-5: Optics (18 Marks & 14.52% Weightage of Marks)
| Topic | Weightage of Marks |
|---|---|
| Geometrical Optics & Physical Optics | 14 (11.25%) |
| Wave Optics | 4 (3.23%) |
Unit-6: SHM & Waves (8 Marks & 6.45% Weightage of Marks)
| Topic | Weightage of Marks |
|---|---|
| SHM | 4 (3.23%) |
| Sound Waves | 4 (3.23%) |
JEE Advanced Paper 1 (Physics) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| Thermodynamics | 14-15% |
| Electromagnetic Induction | 21-22% |
| Optics | 11-12% |
| Modern Physics | 9-10% |
| Fluid Mechanics | 11-12% |
| Sound Waves | 4-5% |
| Centre of Mass, Momentum and Collision | 6-7% |
| Alternating Current | 6-7% |
| Wave Motion and String Waves | 6-7% |
| Heat Transfer | 6-7% |
JEE Advanced Paper 2 (Physics) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| Alternating Current | 6-7% |
| Capacitors | 9-10% |
| Current Electricity | 6-7% |
| Electrostatics | 6-7% |
| Gravitation | 4-5% |
| Kinematics | 4-5% |
| Magnetism | 11-12% |
| Measurement and Errors | 4-5% |
| Modern Physics | 4-5% |
| Rotational Dynamics | 29-30% |
| Vectors | 4-5% |
| Wave Optics | 5-6% |
Chemistry:
The Chemistry portion of the JEE Main Paper 1 constitutes one-third of Paper 1 and similarly the same proportion of JEE Advance Paper 1 and Paper 2.
The JEE Main Paper 1 will have 30 questions which would be numerical and theory-based and for the correct answer, the student needs to select one option from a choice of 4 options. The Chemistry syllabus can be segregated into broadly three sections i.e.
- Physical Chemistry
- Organic Chemistry
- Inorganic Chemistry
Further, based on the past JEE Main Paper 1 tests, the expected weightage of the different topics across chemistry can be bifurcated as follows:
| Important Topics | Expected weightage |
|---|---|
| Carbohydrates, Amino Acids and Polymers | 7% |
| Transition Elements & Coordination Chemistry | 9% |
| Periodic Table and Representative elements | 6% |
| General Organic Chemistry | 6% |
| Chemical Bonding | 6% |
| Atomic Structure | 5% |
Further, we can break down the topics in terms of the percentage of questions across the topics in Chemistry, based on the past JEE Main Paper 1 tests, and it is as follows:
| Topic | Percentage of question |
|---|---|
| General Organic Chemistry | 9 |
| Alcohol Phenol Ether | 7 |
| Redox reactions | 6 |
| Chemical Bonding | 5 |
| Coordination Compound | 5 |
| P-block elements | 5 |
| S-block elements | 5 |
| Aldehyde & Ketones | 5 |
| Solutions | 5 |
| Solid State | 5 |
| Chemical Thermodynamics | 5 |
| Ionic Equilibrium | 3 |
| Chemical Equilibrium | 3 |
| Surface chemistry | 3 |
| Atomic Structure | 2 |
| Gaseous State | 2 |
| Transition Elements | 2 |
| Polymers | 2 |
| Nuclear Chemistry | 2 |
| Chemical Kinetics | 2 |
| Mole Concepts | 2 |
| Amines and Diazonium Salts | 2 |
| Biomolecules | 2 |
| Alkanes, Alkenes & Alkynes | 2 |
| Electrochemistry | 2 |
In a similar manner, the previous year JEE Advanced papers can be analyzed and the weightage of marks can be defined as follows:
Unit-1: Inorganic Chemistry (36 Marks)
| Topic | Marks |
|---|---|
| Chemical Bonding | 8 |
| P-Block | 11 |
| Coordination Compounds | 6 |
| Metallurgy | 4 |
| Qualitative Analysis | 7 |
Unit-2: Organic Chemistry (45 Marks)
| Topic | Marks |
|---|---|
| General Organic Chemistry | 8 |
| Amines | 11 |
| Aromatic Compounds | 6 |
| Biomolecules | 4 |
| Polymers | 7 |
| Stereoisomerism | 6 |
| Carbonyl compounds | 3 |
Unit-3: Physical Chemistry (43 Marks)
| Topic | Marks |
|---|---|
| Atomic Structure & Nuclear Chemistry | 3 |
| Chemical Equilibrium | 6 |
| Gaseous State | 3 |
| Mole Concept | 9 |
| Electrochemistry | 3 |
| Chemical Kinetics | 8 |
| Solution & Colligative Properties | 4 |
| Surface Chemistry | 3 |
| Solid State | 4 |
JEE Advanced Paper 1 (Chemistry) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| Aldehydes, Ketones and Carboxylic Acids | 14-15% |
| Atomic Structure | 14-15% |
| Chemical Bonding | 4-5% |
| Organic Chemistry | 11-12% |
| Solid State | 4-5% |
| Coordination Compounds | 4-5% |
| Electrochemistry | 4-5% |
| P-Block Elements | 13-14% |
| Thermodynamics | 6-7% |
| Hydrocarbons | 13-14% |
| Solutions | 6-7% |
JEE Advanced Paper 2 (Chemistry) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| Alcohols, Phenols, and Ethers | 9-10% |
| Chemical Kinetics | 6-7% |
| Electrochemistry | 4-5% |
| Equilibrium in Physical and Chemical Processes | 6-7% |
| Haloalkenes and Haloarenes | 6-7% |
| Hydrocarbons | 6-7% |
| Organic Compounds Containing Nitrogen | 9-10% |
| P-Block Elements | 22-23% |
| Solutions | 4-5% |
| Some P-Block Elements | 6-7% |
| Study of the First Element: Hydrogen | 4-5% |
| Surface Chemistry | 6-7% |
| Thermodynamics | 4-5% |
Mathematics:
The Mathematics portion of the JEE Main Paper 1 is the third portion of the test. The student would get 4 marks for every correct answer while 1 mark would be deducted for every wrong answer. Every question has only one correct answer from the given choice of 4 options.
The Mathematics syllabus can be segregated into broadly three sections i.e.
- Algebra
- Trigonometry
- Calculus
- Coordinate Geometry
Considering the past JEE Main Paper 1 tests, the expected weightage of the different topics across mathematics can be segregated as follows:
| Important Topics | Expected weightage |
|---|---|
| Coordinate Geometry | 12% |
| Integral Calculus | 12% |
| Trigonometry | 7% |
| Sequence and Series | 7% |
| Matrices and Determinants | 7% |
| Differential Equations | 7% |
Mathematics section has 30 objective type MCQs with the single correct option. There are total 16 units in JEE Main Syllabus for Maths with the following weightage:-
| Topic | Number of questions |
|---|---|
| Sets, Relations, and Functions | 1 |
| Complex Numbers and Quadratic Equations | 3 |
| Matrices and Determinants | 2 |
| Permutations and Combinations | 1 |
| Mathematical Induction | 1 |
| Binomial Theorem and its simple applications | 1 |
| Sequences and Series | 2 |
| Limit, Continuity and Differentiability | 1 |
| Integral Calculus | 3 |
| Differential Equations | 1 |
| Co-Ordinate Geometry | 5 |
| Three Dimensional Geometry | 3 |
| Vector Algebra | 1 |
| Statistics and Probability | 2 |
| Trigonometry | 2 |
| Mathematical Reasoning | 1 |
We can further segregate the JEE Main Paper 1 Maths section into the different difficulty level of questions.
| Difficulty Level | Questions |
|---|---|
| Easy Questions | 13 |
| Medium Questions | 12 |
| Hard Questions | 5 |
This information is based on the past JEE Main Paper 1 tests. In a similar manner, The weightage of marks is defined by the analysis of previous years question papers.
| Topics | Marks |
|---|---|
| Binomial Theorem | 3 |
| Complex Numbers | 7 |
| Coordinate Geometry | 18 |
| Differential & Integral Calculus | 38 |
| Probability | 9 |
| Quadratic Equation | 3 |
| Permutation & Combination | 3 |
| Matrices | 14 |
| Sequence & Series | 3 |
| Trigonometry | 10 |
| Vector & 3D | 11 |
| Fundamentals of Mathematics | 5 |
JEE Advanced Paper 1 (Maths) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| Application of Derivatives | 14-15% |
| Ellipse | 4-5% |
| Circles | 9-10% |
| Parabola | 11-12% |
| Definite Integral | 11-12% |
| Permutations and Combinations | 4-5% |
| Sequence and Series | 4-5% |
| Matrices | 11-12% |
| Limits and Continuity | 6-7% |
| Hyperbola | 6-7% |
| Probability | 6-7% |
| Complex Numbers | 6-7% |
JEE Advanced Paper 2 (Maths) Topic-Wise Weightage of Marks
| Topic | Weightage of Marks |
|---|---|
| 3D Geometry | 20-21% |
| Application of Derivatives | 19-20% |
| Area of Bounded Regions | 6-7% |
| Definite Integrals | 13-14% |
| Differential Equations | 4-5% |
| Limits and Continuity | 6-7% |
| Matrices | 4-5% |
| Probability | 4-5% |
| Sets, Relations and Functions | 4-5% |
| Theory of Equations | 9-10% |
| Trigonometry | 6-7% |
Important Topics for JEE Advanced Syllabus 2021
Physics
Thermodynamics, Electromagnetic Induction, Optics, Modern Physics, Fluid Mechanics, Alternating Current, Capacitors, Current Electricity, Electrostatics, Magnetism, Rotational Dynamics, Vectors, Wave Optics.
Chemistry
Aldehydes, Ketones, and Carboxylic Acids, Atomic Structure, Chemical Bonding, Organic Chemistry, P-block Elements, Hydrocarbons, Alcohols, Phenols and Ethers, Chemical Kinetics, Equilibrium in Physical and Chemical Processes, Haloalkenes and Haloarenes, Organic Compounds Containing Nitrogen, Hydrogen and Surface Chemistry.
Mathematics
Application of Derivatives, Circles, Parabola, Definite Integral, Matrices, 3D-Geometry, Area of Bounded Regions, Differential Equations, Limits and Continuity, Theory of Equations, Trigonometry.