JEE Mains 2026 Deleted Syllabus: Subject Wise Reduced Topics
JEE Mains 2026 Deleted Syllabus has become a crucial topic for engineering aspirants as it directly impacts their preparation strategy.
The National Testing Agency (NTA) has removed several chapters and topics from Physics, Chemistry, and Mathematics, following the syllabus rationalization that started in 2024. Understanding these deletions helps students focus on core concepts, avoid unnecessary topics, and prepare more effectively for the JEE Mains 2026 exam. By concentrating on the reduced syllabus, aspirants can streamline their study plan and maximize their chances of scoring well.
JEE Mains 2026 Deleted Syllabus Overview
The NTA implements the JEE Main syllabus based on the core concepts from the Class 11 and 12 NCERT curriculum. Although no fresh deletions have been introduced specifically for 2026, the updated syllabus permanently excludes a significant number of topics and several entire chapters across Physics, Chemistry, and Mathematics.
The primary changes for the JEE Mains 2026 Deleted Syllabus include the complete removal of certain units, such as Communication Systems in Physics, Mathematical Induction and Reasoning in Mathematics, and six complete chapters in Chemistry.
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JEE Mains 2026 Deleted Syllabus Overview |
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Subject |
Status of 2026 Syllabus (Expected) |
Key Deletions/Changes |
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Physics |
Expected to be the same as the reduced 2024/2025 syllabus |
Complete removal of the 'Communication Systems' chapter. Several topics were removed across 15 units. |
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Chemistry |
Expected to be the same as the reduced 2024/2025 syllabus |
Several entire chapters were removed, including States of Matter, Surface Chemistry, and Environmental Chemistry. |
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Mathematics |
Expected to be the same as the reduced 2024/2025 syllabus |
Complete removal of 'Mathematical Induction' and 'Mathematical Reasoning'. Partial deletions in topics like Vector Algebra and 3D Geometry. |
Complete Chapters Deleted from JEE Mains 2026 Syllabus
Aspirants should note that several chapters have been entirely excluded from the JEE Mains 2026 Syllabus. These are topics that you can completely skip during your preparation:
JEE Mains 2026 Deleted Syllabus |
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Subject |
Class |
Chapter Name (Completely Removed) |
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Chemistry |
11 |
States of Matter (Gaseous and Liquid States) |
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Chemistry |
11 |
Hydrogen |
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Chemistry |
11 |
S-Block Elements (Alkali and Alkaline Earth Metals) |
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Chemistry |
12 |
Surface Chemistry |
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Chemistry |
12 |
General Principles and Processes of Isolation of Metals |
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Chemistry |
12 |
Polymers |
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Chemistry |
12 |
Environmental Chemistry |
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Chemistry |
12 |
Chemistry in Everyday Life |
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Mathematics |
- |
Mathematical Induction |
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Mathematics |
- |
Mathematical Reasoning |
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Physics |
- |
Communication Systems |
Subject-wise Topics in JEE Mains 2026 Deleted Syllabus
Beyond the complete chapter deletions, various specific concepts have also been removed from the remaining units in all three subjects. This detailed, subject-wise breakdown helps students refine their study material.
Physics Deleted Topics
The following are the specific concepts and topics removed from the Physics curriculum for JEE Main:
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Physics Deleted Topics |
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Unit Name |
Deleted Topics/Concepts |
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Physics and Measurement |
Physics, technology, and society; accuracy and precision; measuring instruments, SI system and fundamental units. |
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Kinematics |
Zero Vector. |
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Work, Energy and Power |
Motion in a vertical circle. |
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Rotational Motion |
Equilibrium of rigid bodies; comparison of linear and rotational motions. |
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Gravitation |
Geostationary satellites; Motion of a satellite, time period and energy of satellite. |
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Properties of Solids and Liquids |
Reynolds number, Newton's law of cooling; Critical velocity, excess of pressure across a curved surface. |
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Thermodynamics |
Carnot engine and its efficiency; Isothermal and adiabatic processes. |
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Oscillations and Waves |
Free, forced, and damped oscillations; Resonance; Doppler Effect in sound. |
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Current Electricity |
Resistances of different materials; Color code for resistors; Potentiometer (principle and applications). |
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Magnetic Effects of Current and Magnetism |
Cyclotron; Earth's magnetic field and magnetic elements; Magnetic susceptibility and permeability; Hysteresis; Electromagnets and permanent magnets. |
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Electromagnetic Induction and AC |
Quality factor in the LCR circuit. |
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Optics |
Resolving power of microscopes and astronomical telescopes. |
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Dual Nature of Matter and Radiation |
Davisson-Germer experiment. |
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Atoms and Nuclei |
Isotopes, isobars, isotones; Radioactivity (alpha, beta, gamma particles/rays and properties); Radioactive decay law. |
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Electronic Devices |
Junction transistor, transistor action, characteristics, transistor as an amplifier/oscillator/switch. |
Chemistry Deleted Topics
While many entire chapters were removed (as listed above), certain topics from the remaining chapters have also been deleted from the JEE Mains 2026 Syllabus:
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Chemistry Deleted Topics |
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Unit Name |
Deleted Topics/Concepts |
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Some Basic Concepts in Chemistry |
Physical quantities and their measurements, precision, accuracy, significant figures, S.I. Units, and dimensional analysis. |
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Atomic Structure |
Thomson and Rutherford's atomic models and their limitations. |
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P - Block Elements |
Group-wise detailed study of elements from Group 13 to 18; specific details on preparation, properties, structures, and uses of certain compounds like Hydrochloric Acid, Oxoacids of Nitrogen/Phosphorus, and Xenon Fluorides/Oxides. |
Mathematics Deleted Topics
In the Mathematics section of the JEE Mains 2026 Deleted Syllabus, numerous specific topics have been eliminated to make the syllabus more compact:
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Mathematics Deleted Topics |
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Unit Name |
Deleted Topics/Concepts |
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Complex Numbers and Quadratic Equations |
Square root of a complex number; triangle inequality. |
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Matrices and Determinants |
Properties of determinants; Elementary transformations. |
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Binomial Theorem |
Properties of Binomial coefficients. |
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Sequence and Series |
Sum up to n terms of special series ($\Sigma n$, $\Sigma n^2$, $\Sigma n^3$); Arithmetic-Geometric progression. |
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Limit, Continuity, and Differentiability |
Rolle's and Lagrange's Mean value Theorems. |
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Integral Calculus |
Integral as the limit of a sum. |
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Co-ordinate Geometry |
Translation of axes; Equations of internal and external bisectors of angles between two lines. |
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Three-Dimensional Geometry |
Equations of a line and a plane in different forms; Intersection of a line and a plane; Coplanar lines. |
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Vector Algebra |
Scalar and vector triple product. |
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Statistics and Probability |
Bernoulli trials; Binomial distribution. |
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Trigonometry |
Heights and distances. |
Strategy to Prepare with the JEE Mains 2026 Reduced Syllabus
Understanding the JEE Mains 2026 Reduced Syllabus is only the first step. For effective preparation, candidates should adopt a focused strategy that leverages this reduced content:
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Focus on Core Topics: Since many auxiliary and memory-intensive chapters have been removed, the emphasis shifts entirely to the core concepts from the Class 11 and 12 curriculum. Ensure conceptual clarity in Mechanics, Electrostatics, Thermodynamics, and Organic Chemistry.
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Look into Merged/Modified Units: Pay close attention to topics that were previously part of deleted chapters but might have been moved or integrated into other units. For example, some search results indicate that the chapters on 'Coordination Compounds' and 'Environmental Chemistry' have been merged into a single unit in the revised syllabus.
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Master New Additions: While the syllabus is primarily reduced, a few new topics have been added, particularly in Physics, such as Units of measurements, Motion in a vertical circle, and Displacement current. Ensure you cover these new additions thoroughly.
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Practice NCERT-Based Questions: The entire syllabus is based on the NCERT framework, making NCERT textbooks the primary source for conceptual revision. Practice NCERT-aligned questions to solidify your fundamentals.
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Solve Previous Year Papers: Solving previous years' JEE Main question papers is essential to understand the exam pattern, the types of questions asked, and the chapter-wise weightage under the new reduced structure.
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