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JEE Mains 2026 Deleted Syllabus Session 1 Exam: Subject-Wise Removed Chapters & Topics

JEE Main 2026 Session 1 has started on January 21, 2026 and will go on until January 29, 2026. The deleted syllabus is already shared. There are no new deletions in Physics, Chemistry, or Math. Students should focus on the reduced syllabus.
authorImageSiddharth Pandey28 Jan, 2026
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jee mains 2026 deleted syllabus

The JEE Main 2026 exam is now underway, with Session 1 being held from 21 January to 29 January 2026. Students appearing in the upcoming shifts should focus on smart and targeted preparation. Instead of trying to revise everything, candidates should concentrate on important topics in Physics, Chemistry, and Mathematics, keeping the reduced and deleted syllabus in mind. This strategy will help avoid unnecessary topics and improve chances of scoring higher in the remaining exams.

Also Check: JEE Main Session 1 Question Papers 2026

JEE Main 2026 Question Paper – 21 January Shift 2 Analysis & Difficulty Level

JEE Main 2026 Question Paper – 21 January Shift 1 Analysis & Difficulty Level

Live: JEE Main 2026 Session 1 Exam Live Updates 21 To 29 Jan

The National Testing Agency (NTA) has not removed any new topics this year. So, students should focus on the topics that were deleted in earlier years and are still not included. Studying only the useful topics will help students improve accuracy and make smart attempts. This strategy can help students score better in today’s exam and in future sessions.

Also Read: JEE Main Admit Card 2026

JEE Mains 2026 Deleted Syllabus: Subject-wise

With the JEE Mains 2026 Session 1 exam underway, streamlining preparation is crucial. The deleted JEE syllabus applies to all three subjects—Physics, Chemistry, and Mathematics—based on official NTA notifications from 2024 and 2025. No new topics have been removed this year, so students should focus on the included portions and avoid spending time on irrelevant topics. Prioritizing these key areas can make a significant difference as exams continue from January 21 to 29, 2026.

Physics Deleted Topics

In physics deleted syllabus JEE Mains 2026, there are Several topics from mechanics, thermodynamics, optics, and electronics which have been removed from the syllabus. These deletions remain valid for JEE Mains 2026 and include concepts that were previously part of standard Class 11 and 12 NCERT textbooks. Students who often ask about is Doppler Effect deleted for JEE 2026”, and “is potentiometer deleted 2026 JEE”, which are clarified below

JEE Mains 2026 Physics Deleted Topics
Unit Deleted Topics
Physics and Measurement Physics, technology, and society; accuracy and precision; measuring instruments
Kinematics Zero Vector
Gravitation Geostationary satellites
Properties of Solids And Liquids Reynolds number, Newton’s law of cooling
Thermodynamics Carnot engine and its efficiency
Oscillations and Waves Free, forced and damped oscillations; resonance; Doppler Effect in sound
Current Electricity Resistances of different materials; color code for resistors; potentiometer
Magnetic Effects of Current and Magnetism Cyclotron; Earth’s magnetic field; magnetic elements; magnetic susceptibility; permeability; hysteresis; electromagnets
Electromagnetic Induction and Alternating Currents Quality factor
Optics

Resolving power of microscopes and astronomical telescopes
Dual Nature of Matter and Radiation Davisson-Germer experiment
Atoms and Nuclei Isotopes, isobars, isotones; radioactivity laws
Communication Systems The entire chapter is removed
Electronic Devices Junction transistor; transistor action; characteristics; transistor as amplifier/oscillator/switch
 Vectors (Specific to JEE Mains 2025 Deleted Syllabus) Scalars and vectors; vectors; addition and subtraction of vectors; scalar and vector products; unit vectors; resolution of vectors

Also Read: JEE Main Physics Syllabus 2026

Chemistry Deleted Topics

Several chapters in Chemistry have been removed, and these remain excluded for JEE Mains 2026. Students who are searching for “is P-Block removed from JEE 2026”, “is Solid State removed from JEE 2026”, and “is Metallurgy in JEE Mains syllabus 2026” can refer to the table below. Entire chapters like Solid State, Polymers, Environmental Chemistry, and Hydrogen are no longer part of the syllabus. P-Block and Metallurgy topics also remain removed.

JEE Mains 2026 Chemistry Deleted Topics
Unit Deleted Topics
Some Basic Concepts in Chemistry Physical quantities; measurements; precision; accuracy; significant figures; S.I. Units; dimensional analysis
Atomic Structure Thomson and Rutherford atomic models and their limitations
States of Matter The entire chapter is removed
Surface Chemistry The entire chapter is removed
P- Block Elements Group-wise study of Group 13 to 18 elements; preparations, properties, uses, structures of compounds
General Principles and Processes of Isolation of Metals The entire chapter is removed
Hydrogen The entire chapter is removed
S -Block Elements (Alkali and Alkaline Earth Metals) The entire chapter is removed
Environmental Chemistry The entire chapter is removed
Polymers The entire chapter is removed
Chemistry In Everyday Life The entire chapter is removed

Also Read: JEE Main Chemistry Syllabus 2026

Mathematics Deleted Topics

Deletions in Mathematics focus on advanced algebra, calculus, 3D geometry, and vector algebra. The Mathematical Induction and Mathematical Reasoning chapters are removed entirely. Students who are searching for “is tangent and normal deleted from JEE Mains 2026”, and “is vector triple product deleted JEE” will find the exact removed topics below.

JEE Mains 2026 Maths Deleted Topics
Unit Deleted Topics
Complex Numbers and Quadratic Equations Square root of a complex number; triangle inequality
Matrices and Determinants Properties of determinants; elementary transformations
Binomial Theorem and Its Simple Applications Properties of Binomial coefficients
Sequence and Series Sum up to n terms of special series ($S_n$, $S_{n^2}$, $S_{n^3}$); Arithmetic-Geometric progression
Limit, Continuity, and Differentiability Rolle’s and Lagrange’s Mean Value Theorems
Integral Calculus Integral as the limit of a sum
Co-Ordinate Geometry Translation of axes; equations of internal and external bisectors of angles between two lines; equation of family of lines
Three Dimensional Geometry Equations of a line and a plane in different forms; intersection of a line and a plane; coplanar lines
Vector Algebra Scalar and vector triple product
Statistics and Probability Bernoulli trials; binomial distribution
Trigonometry Heights and distances
Mathematical Inductions The entire chapter is removed
Mathematical Reasoning The entire chapter is removed

Also Read: JEE Main Mathematics Syllabus 2026

JEE Mains 2026 Syllabus Highlights

Candidates should keep the following points in mind while finalizing their study materials:

  • No New Deletions for 2026: The NTA has not announced further reductions for the 2026 exam; it simply maintains the previously reduced syllabus.

  • Effective Reduced Syllabus: The currently released syllabus by NTA is the effective one, incorporating all past removals.

  • NCERT Alignment: The syllabus remains heavily based on the Class 11 and 12 NCERT curriculum. 

JEE Mains 2026 Deleted Syllabus FAQs

Has the JEE Mains 2026 syllabus been reduced further?

No, NTA has not announced any further reductions for JEE Mains 2026. The syllabus follows the reductions made in 2024 and 2025, making the current list of deleted topics the effective reduced syllabus.

Is radioactivity in JEE Mains syllabus 2026?

Yes, the basic concepts of radioactivity remain in the syllabus. Only related subtopics like isotopes, isobars, and isotones have been removed.

Is Doppler Effect deleted for JEE Mains 2026?

Yes, the Doppler Effect in sound is part of the deleted topics and is no longer included in the Physics syllabus for 2026.

Is P-Block removed from JEE Mains 2026?

Yes, the group-wise study of P-Block elements, including properties, preparations, uses, and structures of compounds, remains excluded from the syllabus.

Is Solid State removed from JEE Mains 2026 Chemistry?

Yes, the Solid State chapter has been removed and is not part of the Chemistry syllabus for JEE Mains 2026.
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