Courses for Kids
Free study material
Offline Centres
Store Icon

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

Last updated date: 23rd May 2024
Total views: 74.1k
Views today: 0.73k

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.

Popular Vedantu Learning Centres Near You
Mithanpura, Muzaffarpur
location-imgVedantu Learning Centre, 2nd Floor, Ugra Tara Complex, Club Rd, opposite Grand Mall, Mahammadpur Kazi, Mithanpura, Muzaffarpur, Bihar 842002
Visit Centre
Anna Nagar, Chennai
location-imgVedantu Learning Centre, Plot No. Y - 217, Plot No 4617, 2nd Ave, Y Block, Anna Nagar, Chennai, Tamil Nadu 600040
Visit Centre
Velachery, Chennai
location-imgVedantu Learning Centre, 3rd Floor, ASV Crown Plaza, No.391, Velachery - Tambaram Main Rd, Velachery, Chennai, Tamil Nadu 600042
Visit Centre
Tambaram, Chennai
location-imgShree Gugans School CBSE, 54/5, School road, Selaiyur, Tambaram, Chennai, Tamil Nadu 600073
Visit Centre
Avadi, Chennai
location-imgVedantu Learning Centre, Ayyappa Enterprises - No: 308 / A CTH Road Avadi, Chennai - 600054
Visit Centre
Deeksha Vidyanagar, Bangalore
location-imgSri Venkateshwara Pre-University College, NH 7, Vidyanagar, Bengaluru International Airport Road, Bengaluru, Karnataka 562157
Visit Centre
View More
Competitive Exams after 12th Science

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

Mastering Notes of Atoms and Nuclei is vital for JEE Main 2024 as it forms the foundation for understanding fundamental concepts in physics and ensures success in the exam. Let’s explore how Vedantu can be your perfect guide for JEE Main preparation:

  1. Crucial for JEE Main Success: Mastery of the Atoms and Nuclei chapter is crucial for success in JEE Main, where a deep understanding of atomic and nuclear concepts is tested extensively.

  2. Confident Problem Solving: Vedantu aids students in mastering fundamental concepts of Atoms and Nuclei for JEE Main, empowering them to confidently solve complex problems related to atomic structure and nuclear processes.

  3. Encouragement to Explore Further: Vedantu's Atoms and Nuclei resources not only cover the essentials for JEE Main but also encourage students to explore additional problems and practice extensively, with these sample papers promoting a comprehensive understanding.

  4. Embrace Mastery for Rewarding Feeling: Students who embrace mastery of the Atoms and Nuclei chapter with Vedantu experience a rewarding feeling, setting themselves on a path to success in JEE Main.

  5. Pivotal Notes for JEE Main 2024: Vedantu provides pivotal notes on Atoms and Nuclei, serving as a foundation for understanding complex topics related to atomic structure, nuclear processes, and radioactivity, crucial for JEE Main 2024.

  6. Confidence Building for Candidates: With Vedantu's guidance, candidates can confidently tackle main questions related to atomic and nuclear phenomena in the JEE main exam, ensuring a solid grasp of fundamental principles for success in 2024.

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.