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JEE Main · Physics · PYQs

Atoms and Nuclei — JEE Main Previous Year Questions

Practise every JEE Main PYQ from Atoms and Nuclei with step-by-step AI solutions. Based on 25 years of papers, Atoms and Nuclei carries about 6.5% of the Physics section (~1.6 questions) — here are the concepts that get tested most, and how to master them.

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6.5%
of the Physics paper
~1.6
questions (~25 attempted)
#7
of 19 Physics chapters
Most-tested concepts

What JEE Main asks from Atoms and Nuclei

Across 25 years of JEE Main papers, examiners return to these concepts most often — practise the PYQs on each:

Mass defectNuclear fission and fusionRutherford and Bohr modelsHydrogen spectrumBohr ModelBohr ModelsNuclear binding energyNuclear Decay
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Chapter-wise PYQs

Every real JEE Main question from Atoms and Nuclei, organised topic by topic.

Step-by-step AI solutions

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AI-predicted 2027 questions

Fresh questions forecast for Atoms and Nuclei from historical patterns.

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Solved PYQs

Atoms and Nuclei PYQs solved step by step

6 real JEE questions from Atoms and Nuclei, each with the full worked method, the trap in the options and practice questions.

All solved PYQs on the blog →

FAQ

Frequently asked questions

On average about 1.6 questions (6.5% of the Physics paper), based on JEEnius's analysis of 25 years of JEE Main papers. It ranks #7 of 19 Physics chapters by weightage.
The most frequently tested concepts are: Mass defect, Nuclear fission and fusion, Rutherford and Bohr models, Hydrogen spectrum, Bohr Model, Bohr Models. JEEnius lets you practise JEE Main PYQs on each of these with step-by-step solutions.
Yes. Unlimited JEE Main previous year questions are free, including Atoms and Nuclei. Paid plans add unlimited AI doubt solving and AI-predicted 2027 questions.
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