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JEE Main - Atoms and Nuclei Notes (Free PDF Download)

Last updated date: 29th Nov 2023
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MVSAT Dec 2023

Achieve Success in JEE Main 2024: Atoms and Nuclei Notes with Important Topics

Vedantu gives you special JEE Main Atoms and Nuclei Notes with important topics to help you score well in JEE Main 2024. Master Teachers at Vedantu make these notes to help you do well. You can easily get these Notes for FREE as a PDF from Vedantu’s website. The most important feature of these notes is that they make concepts simple and have important ideas and theories in a short form.


JEE Main Revision Notes


Text, Images, Videos and PDF


JEE Main

Chapter Name:

Atoms and Nuclei

Academic Session:



English Medium



Available Material:

Chapter-wise Notes with PDF

Atoms and Nuclei Notes PDF should be an essential material for students this chapter covers the intricate structure of atoms, and the properties of atomic nuclei, shedding light on the heart of matter. You will get an idea of the importance of Atoms and Nuclei in JEE Main by looking at the table below.

Sl. No.


Average No. Of Questions Asked

Marks per Question

Total Marks





















It is important to note that the JEE Main syllabus and question paper pattern are subject to change every year, so the number of questions asked from this chapter may vary in future exams. However, it is still a very important chapter to study for the JEE Main Physics section, as it covers a wide range of topics that are likely to be tested.

Take advantage of the opportunity to boost your preparation with our Atoms and Nuclei Notes. These notes cover the entire JEE Main Physics syllabus; you can download them for FREE.

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Atoms and Nuclei JEE Main 2024: Important Topics

Here are a few important topics students should consider when learning the Atoms and Nuclei chapter. These subjects are selected from previous years' JEE Main exams. Therefore, before you get the Revision notes, you can review this list of significant topics from Atoms and Nuclei.

  • Bohr's Model of the Atom

  • Hydrogen Spectrum

  • Quantum Numbers

  • Electronic Configuration

  • Pauli Exclusion Principle

  • Aufbau Principle and Hund's Rule

  • Isotopes and Isobars

  • Radioactivity

  • Nuclear Reactions

  • Binding Energy

  • Mass Defect

  • Nuclear Models

  • Radioactive Decay Law

  • Nuclear Reactors

JEE 2024 Physics Notes: Get Chapter-wise Links Here

Access organized JEE 2024 Physics Notes with convenient chapter-wise links. Dive into essential topics, grasp key concepts, and prepare effectively for your exams. Get the edge you need with these focused notes.

Why Notes of Atoms and Nuclei Important for JEE Main 2024?

Mastering the concepts of atoms and nuclei is crucial for success in JEE Main. By understanding the fundamentals, students can confidently tackle questions related to this topic. We encourage readers to explore further resources, practice more questions, and visit our website for in-depth coverage of atoms and nuclei for JEE Main. Embrace the rewarding feeling of mastering this topic and embark on your journey towards success in JEE Main!

Notes on Atoms and Nuclei are pivotal for JEE Main 2024 due to their foundational role in understanding atomic structure, nuclear processes, and radioactivity. With their guidance, candidates can confidently tackle atomic and nuclear phenomena questions, ensuring a solid grasp of fundamental principles crucial for success in the JEE Main 2024 exam.

Here are the major features of the chapter Atoms and Nuclei:

  • The chapter covers the structure of the atom, including the subatomic particles, the nucleus, and the electron cloud.

  • It also discusses nuclear physics, which is the study of the nucleus of the atom. This includes topics such as nuclear reactions, radioactivity, and nuclear fusion.

  • The chapter also covers the binding energy of the nucleus, which is the energy that holds the nucleus together.

Here are some of the specific topics that are covered in the chapter:

  • Rutherford's gold foil experiment

  • Bohr's model of the atom

  • Atomic spectra

  • Isotopes, isobars, and isotones

  • Radioactivity

  • Nuclear fission

  • Nuclear fusion

  • Binding energy

These topics are important for JEE Main aspirants because they are likely to be tested in the exam. In addition, they provide a foundation for understanding more advanced topics in physics, such as nuclear physics and particle physics.

Here are some tips for studying the chapter Atoms and Nuclei:

  • Start by understanding the basic concepts of atomic structure and nuclear physics.

  • Then, focus on the specific topics that are likely to be tested in the exam.

  • Practice solving problems related to these topics.

  • Use online resources, such as Vedantu, to get help if you are stuck.

By following these tips, you can be sure to master the material in the chapter Atoms and Nuclei and be well-prepared for the JEE Main exam.

Power of Equations: How Formulas Amplify Revision Notes Learning

Equations aren't just symbols; They are your key to solving problems in physics. By grasping formulas, you'll tackle complex concepts effortlessly and boost your confidence. Dive into the world of equations along with JEE Main Physics Revision notes and amplify your study sessions. Explore our JEE Physics formula pages to prepare for JEE Main today!

Check Other Important Links for JEE Main 2024 Atoms and Nuclei 

Explore additional resources beyond JEE Main 2024 Atoms and Nuclei notes. Check out these other useful links that provide access to learning materials, practice papers, mock tests, and valuable insights. Enhance your preparation, overcome difficulties, and welcome achievement with these resources designed specifically for JEE Main 2024.

Excel in your Exams with Vedantu’s JEE Main Notes

In the journey to excel in your exams, Vedantu’s JEE Main Notes stand as your steadfast companions. These notes simplify complex topics, reinforce your understanding, and prepare you comprehensively. With Vedantu’s guidance, you’ll confidently navigate exams and achieve success. Embrace the power of JEE Main Notes – download them today to elevate your preparation and reach new heights of accomplishment in your exams. Your path to excellence starts here, with Vedantu’s JEE Main Notes. Get your FREE notes now and seize success!

FAQs on JEE Main - Atoms and Nuclei Notes (Free PDF Download)

1. What are the most important topics included in Atoms and Nuclei Notes for JEE Main 2024?

Key topics in Atoms and Nuclei Notes for JEE Main 2024 include Bohr's model, quantum numbers, electronic configuration, radioactivity, nuclear reactions, binding energy, and nuclear models.

2. What is the weightage of Atoms and Nuclei Notes for JEE Main 2024?

Atoms and Nuclei Notes hold considerable weightage (3%), reflecting the foundational understanding of atomic structure, isotopes, radioactivity, and nuclear reactions in JEE Main 2024.

3. Which is the easiest JEE Main 2024 Atoms and Nuclei Notes topic?

Electronic configuration is often considered more straightforward due to its systematic arrangement of electrons in energy levels.

4. What are the Atoms and Nuclei in the context of JEE Main 2024?

In JEE Main 2024, Atoms and Nuclei delve into atomic structure, electronic configuration, nuclear reactions, and radioactive decay, offering insights into the core of matter.

5. How can I apply the Atoms and Nuclei to solve JEE Main problems?

Apply Atoms and Nuclei concepts to solve JEE Main problems by understanding electron distribution, decay processes, binding energy, and nuclear stability principles.

6. Do students make common mistakes in Atoms and Nuclei problems?

Students might need help with quantum number assignments, misconceptions about radioactive decay, and confusion between isotopes and isobars.

7. What are the expected difficulty levels of JEE Main Atoms and Nuclei questions?

JEE Main Atoms and Nuclei questions vary in difficulty, ranging from conceptual understanding to intricate calculations involving decay and binding energy.

8. How to learn using JEE Main 2024 Atoms and Nuclei Notes?

Master Atoms and Nuclei using JEE Main 2024 Notes by actively engaging with concepts, solving practice problems, visualizing electronic configurations, and connecting atomic models to experimental observations.