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Deleted Chapters For JEE (2024)

deleted chapters JEE
Table of Contents

The Joint Entrance Examination (JEE) is one of the most competitive and sought-after exams for students aspiring to pursue engineering in India. Conducted by the National Testing Agency (NTA), JEE is the gateway to the prestigious Indian Institutes of Technology (IITs), National Institutes of Technology (NITs), and other top-tier engineering institutions. Given the fierce competition and the significance of this exam, JEE preparation requires immense focus, dedication, and a strategic approach.

Traditionally, the JEE syllabus has been extensive, covering concepts from Physics, Chemistry, and Mathematics taught during the 11th and 12th grades. This vast syllabus often leads to pressure and anxiety among students as they attempt to cover a large number of topics in a limited amount of time. To address these concerns, and in response to disruptions caused by the COVID-19 pandemic, the NTA has introduced a reduction in the JEE syllabus for recent years.

This article aims to provide a comprehensive guide for students preparing for JEE with the reduced syllabus. We will explore the reasons for the syllabus reduction, its implications for students, and provide a detailed breakdown of the deleted topics from each subject. We will also discuss how students can adjust their study plans, focus on the most important areas, and utilise mock tests and practice papers to maximise their chances of success.

Understanding the JEE Syllabus Reduction

The syllabus for JEE has undergone several revisions over the years. Each revision reflects changes in educational policies, updates to the NCERT textbooks, and shifts in the focus of the engineering curriculum. The most recent revision was influenced by the global COVID-19 pandemic, which significantly disrupted the academic calendar in India. Students across the country faced challenges with school closures, limited access to online education, and delays in the academic schedule.

In response to these challenges, the NTA decided to reduce the JEE syllabus for the 2021 and subsequent exams. This reduction was aimed at alleviating the pressure on students who had lost valuable instructional time due to the pandemic. By reducing the syllabus, the NTA sought to make it easier for students to focus on key concepts and prepare more effectively for the exam.

Another key factor behind the syllabus reduction was the alignment of the JEE syllabus with the revised NCERT textbooks. The NCERT textbooks, which form the basis for the JEE syllabus, underwent revisions to remove certain outdated topics and streamline the content. As a result, the JEE syllabus was also updated to reflect these changes.

Impact on Students

The reduction in the JEE syllabus has had a significant impact on students’ preparation strategies. In previous years, students were required to cover a large number of topics, many of which were considered non-essential or peripheral to the core concepts. With the syllabus reduction, students can now focus on the most important topics and concepts that are more likely to be tested in the exam.

This change has several benefits. First, it reduces the cognitive load on students, allowing them to allocate more time to understanding and mastering the core concepts. Second, it provides students with more time to revise and practice problem-solving, which is a critical component of JEE preparation. Finally, by being aware of the deleted chapters, students can avoid wasting time on topics that are no longer relevant for the exam.

However, the syllabus reduction also presents some challenges. Students must be careful not to overlook important topics that are still part of the syllabus. While certain chapters have been removed, the fundamental principles underlying those chapters may still be relevant for understanding other topics. Therefore, it is essential for students to strike a balance between focusing on the reduced syllabus and ensuring a comprehensive understanding of the subject matter.

Subject-Wise Breakdown of Deleted Chapters for JEE

To help students navigate the reduced syllabus, we will now provide a detailed breakdown of the deleted chapters and topics for each subject: Physics, Chemistry, and Mathematics.

Physics

Physics is a critical subject in JEE, testing students’ ability to understand and apply fundamental concepts to solve complex problems. With the reduction in the syllabus, several topics have been removed, allowing students to concentrate on the remaining core areas.

List of Deleted Topics

Below is a detailed list of the chapters and specific topics that have been deleted from the Physics syllabus for JEE:

UnitDeleted Topics
Physics and MeasurementPhysics, Technology, and Society; Accuracy and Precision of Measuring Instruments
GravitationGeostationary Satellites
KinematicsZero Vector
Properties of Solids and LiquidsReynolds Number; Newton’s Law of Cooling
Oscillations and WavesFree, Forced, and Damped Oscillations; Resonance; Doppler Effect in Sound
ThermodynamicsCarnot Engine and Its Efficiency
Current ElectricityResistances of Different Materials; Colour Code for Resistors; Potentiometer Principles
Communication SystemsEntire chapter removed

Detailed Overview of Deleted Topics

  • Physics, Technology, and Society: This topic, which was part of the “Physics and Measurement” unit, dealt with the interaction between physics and technological advancements in society. While this is an interesting area, it is not essential for solving numerical problems in JEE, making its deletion understandable.
  • Accuracy and Precision of Measuring Instruments: This topic was also part of the “Physics and Measurement” unit and involved understanding the limitations of various measuring instruments. Although it provided a conceptual understanding of experimental physics, its removal means students can focus on other fundamental measurement techniques without delving into technical details of precision.
  • Geostationary Satellites: The concept of geostationary satellites, which was part of the “Gravitation” chapter, focused on satellites orbiting Earth at a constant speed. While satellite mechanics is interesting, it’s not central to the core mechanics tested in JEE.
  • Zero Vector: This topic, part of the “Kinematics” unit, dealt with vector algebra in motion. The removal of zero vectors simplifies vector-related questions in kinematics, allowing students to focus on essential vector principles.
  • Reynolds Number and Newton’s Law of Cooling: These topics were part of the “Properties of Solids and Liquids” chapter. The Reynolds number dealt with fluid dynamics, while Newton’s Law of Cooling covered heat transfer. Both topics are removed, reducing the complexity of fluid dynamics questions.
  • Free, Forced, and Damped Oscillations: The concepts of free, forced, and damped oscillations, along with resonance and the Doppler Effect in sound, have been removed from the “Oscillations and Waves” chapter. This simplifies wave-based questions but leaves core topics like simple harmonic motion (SHM) intact.
  • Carnot Engine and Its Efficiency: This topic, part of the “Thermodynamics” chapter, dealt with the working principles of an ideal Carnot engine. The removal of this topic lightens the load on thermodynamics, allowing students to focus on basic laws of thermodynamics and heat transfer.
  • Resistances of Different Materials; Colour Code for Resistors; Potentiometer Principles: These topics from the “Current Electricity” chapter involved understanding resistive properties of different materials and applying the colour code to identify resistances. Their removal simplifies current electricity, making it easier to focus on circuit problems.
  • Communication Systems: The entire “Communication Systems” chapter has been removed, which previously covered topics such as analog and digital communication, modulation, and bandwidth. While important for real-world applications, it’s not essential for the fundamental concepts tested in JEE.

Implications for Exam Preparation

The reduction in the Physics syllabus has important implications for how students should approach their preparation. Here are some key points to keep in mind:

  • Focus on Core Concepts: With the removal of topics such as geostationary satellites and communication systems, students can now focus more on core areas such as mechanics, electromagnetism, optics, and modern physics. These topics form the backbone of the Physics syllabus and are likely to be heavily tested in JEE.
  • Avoid Over-Preparation: It is important to avoid spending time on the deleted topics. For example, while the Carnot engine is an interesting concept, it has been removed from the syllabus, so there is no need to dive deep into its working principles.
  • Revise the Remaining Topics Thoroughly: Since the syllabus has been reduced, students should take advantage of the additional time to revise the remaining topics thoroughly. This will help reinforce their understanding and improve their problem-solving skills.

Chemistry

Chemistry is another key subject in JEE, and it is divided into three sections: Physical Chemistry, Organic Chemistry, and Inorganic Chemistry. Several chapters and topics have been deleted from the Chemistry syllabus, which allows students to focus on the remaining content.

List of Deleted Topics

Here is a breakdown of the chapters and topics removed from the Chemistry syllabus:

UnitDeleted Topics
Atomic StructureThomson and Rutherford Atomic Models and Their Limitations
Some Basic Concepts in ChemistryPhysical Quantities, Measurements, S.I. Units, Dimensional Analysis
Surface ChemistryEntire chapter removed
States of MatterEntire chapter removed
General Principles and Processes of Isolation of MetalsEntire chapter removed

Detailed Overview of Deleted Topics

  • Thomson and Rutherford Atomic Models and Their Limitations: The atomic models proposed by Thomson and Rutherford provided foundational insights into atomic structure. However, these models have been superseded by more advanced models such as Bohr’s model and quantum mechanical models. Their deletion means students can now focus on the modern understanding of atomic structure.
  • Physical Quantities, Measurements, S.I. Units, Dimensional Analysis: This topic, part of the “Some Basic Concepts in Chemistry” unit, dealt with measurements and dimensional analysis in chemistry. While important for foundational understanding, it has been removed to streamline the syllabus.
  • Surface Chemistry: The entire chapter on surface chemistry has been deleted. This chapter covered topics such as adsorption, catalysis, and colloids. While these concepts are important for understanding surface reactions, their removal simplifies the syllabus and reduces the load on Physical Chemistry.
  • States of Matter: The entire chapter on the states of matter, which covered the behaviour of gases, liquids, and solids, has also been removed. This chapter included topics such as the kinetic theory of gases, ideal gas law, and intermolecular forces. With its removal, students can now focus on other core concepts in Physical Chemistry.
  • General Principles and Processes of Isolation of Metals: This chapter covered the extraction and refining of metals from their ores. While it provided valuable insights into metallurgy, its removal means students no longer need to delve into the technical details of metal extraction.

Study Strategy Adjustments

With the reduction in the Chemistry syllabus, students must adjust their study strategies accordingly. Here are some tips for preparing for Chemistry with the reduced syllabus:

  • Prioritise Organic Chemistry: Organic Chemistry remains largely untouched by the syllabus reduction, making it one of the most important sections of the Chemistry syllabus. Students should prioritise mastering topics such as hydrocarbons, alcohols, aldehydes, ketones, and carboxylic acids, as well as mechanisms of organic reactions.
  • Focus on Chemical Bonding and Thermodynamics: While surface chemistry and states of matter have been removed, students must still have a strong understanding of chemical bonding and thermodynamics. These topics are crucial for both Physical Chemistry and Inorganic Chemistry and are frequently tested in JEE.
  • Practice Problem-Solving: Chemistry involves a significant amount of problem-solving, especially in Physical Chemistry. Students should focus on practising numerical problems related to chemical equilibrium, kinetics, electrochemistry, and thermodynamics to improve their problem-solving skills.

Mathematics

Mathematics is often considered the most challenging subject in JEE due to the complexity of the problems and the depth of the topics. With the reduction in the syllabus, several topics have been removed, which allows students to focus on the core mathematical concepts.

List of Deleted Topics

Here is a summary of the chapters and topics that have been deleted from the Mathematics syllabus:

UnitDeleted Topics
Matrices and DeterminantsProperties of Determinants; Elementary Transformations
Complex Numbers and Quadratic EquationsSquare Root of a Complex Number; Triangle Inequality
Binomial TheoremProperties of Binomial Coefficients
Limit, Continuity, and DifferentiabilityRolle’s Theorem; Lagrange’s Mean Value Theorem

Detailed Overview of Deleted Topics

  • Properties of Determinants; Elementary Transformations: These topics, part of the “Matrices and Determinants” unit, dealt with advanced properties of determinants and matrix transformations. Their removal simplifies the matrix and determinant problems in JEE, allowing students to focus on basic matrix operations and applications.
  • Square Root of a Complex Number; Triangle Inequality: These topics from the “Complex Numbers and Quadratic Equations” unit covered more advanced concepts in complex numbers. Their removal means students can now focus on the fundamental principles of complex numbers, such as polar form and De Moivre’s theorem.
  • Properties of Binomial Coefficients: This topic, part of the “Binomial Theorem” chapter, involved understanding the properties and applications of binomial coefficients. Its removal simplifies problems related to the binomial theorem, allowing students to focus on basic binomial expansions.
  • Rolle’s Theorem; Lagrange’s Mean Value Theorem: These topics from the “Limit, Continuity, and Differentiability” unit dealt with advanced theorems in calculus. Their removal reduces the complexity of calculus problems in JEE, but students must still have a strong understanding of limits, continuity, and basic differentiation.

Adapting Study Techniques

With the reduction in the Mathematics syllabus, students must adapt their study techniques to focus on the remaining topics. Here are some tips for preparing for Mathematics with the reduced syllabus:

  • Master Algebra and Calculus: Algebra and calculus remain the most important sections of the Mathematics syllabus, and they are frequently tested in JEE. Students should focus on mastering topics such as quadratic equations, sequences and series, and calculus (differentiation and integration).
  • Practice Coordinate Geometry: Coordinate geometry is another high-priority area in JEE Mathematics. Students should practise problems related to straight lines, circles, conic sections, and parabola to improve their geometry skills.
  • Solve Mock Tests and Practice Papers: Mathematics requires extensive problem-solving practice. Students should solve as many mock tests and practice papers as possible to improve their speed and accuracy. By practising regularly, students can become more comfortable with the types of problems that are likely to appear in JEE.

Preparing for JEE with a Reduced Syllabus

With the syllabus reduced, students must take a strategic approach to their JEE preparation. Here are some effective study techniques and resources to help students prepare for JEE with the reduced syllabus:

Effective Study Techniques

effective study techniques

1) Time Management: One of the most important aspects of JEE preparation is time management. With the syllabus reduced, students have more time to focus on the essential topics. Create a study schedule that allocates sufficient time for each subject, and stick to the schedule consistently.

2) Focus on Core Concepts: While certain chapters have been removed, the exam will still test your understanding of the core concepts. For example, even though the chapter on the Carnot engine has been deleted from Physics, understanding the basic principles of thermodynamics remains crucial. Make sure you have a solid grasp of all fundamental principles.

3) Utilise NCERT Books: The JEE syllabus is closely aligned with the NCERT textbooks, making them a valuable resource for JEE preparation. Read the NCERT books thoroughly and practise the exercises given at the end of each chapter. This will help reinforce your understanding of the core concepts and prepare you for the types of questions that may appear in JEE.

4) Revise Regularly: With the reduced syllabus, you should now focus on revising the important topics more frequently. Regular revision will help you retain the concepts better and keep you exam-ready. Set aside time each week to review the topics you have studied and practice problems related to those topics.

5) Seek Help When Needed: If you’re stuck on a concept or struggling with a particular topic, don’t hesitate to seek help. Use online resources, ask your teachers for clarification, or join study groups to discuss and resolve your doubts. There are also many online platforms that offer video lectures, practice questions, and doubt-solving services to help students with their JEE preparation.

Mock Tests and Practice Papers

Mock tests and practice papers are essential tools for JEE preparation, especially with the reduced syllabus. Mock tests give you a real exam-like experience and help you get familiar with the type of questions that may appear in the exam. With the reduced syllabus, it’s important to choose mock tests that reflect these changes.

One such option is the Phodu Club’s JEE Main Test Series, which offers practice tests that are aligned with the updated syllabus. These tests are designed to simulate the actual JEE exam, helping students practise under timed conditions and develop their problem-solving skills.

By solving mock tests regularly, students will not only identify their strengths and weaknesses but also improve their time management skills. Time management is crucial in JEE, as the exam tests your ability to solve complex problems within a limited amount of time.

In addition to mock tests, solving previous years’ papers will give students an idea of the recurring topics and help them understand the level of difficulty of the exam. This will help students fine-tune their preparation strategy and build confidence ahead of the exam.

Conclusion

The reduction in the JEE syllabus has brought relief to many students by easing the pressure of covering a vast number of topics. However, the syllabus reduction also requires students to adjust their preparation strategies to align with the updated syllabus. By focusing on the remaining topics, mastering the core concepts, and practising regularly, students can improve their chances of success in the JEE exam.

It’s important to remember that JEE tests not only your knowledge but also your problem-solving skills, speed, and accuracy. By following effective study techniques, revising regularly, and solving mock tests, students can develop the skills needed to excel in the exam. 

With a well-structured preparation plan and dedication, achieving your dream of securing a seat in a top engineering college is within reach.

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