Questions
12
across 8 papers
Share of subject
3.1%
of 387 Physics Qs
Weightage rank
#15
of 30 chapters
Difficulty
4 easy · 7 medium · 1 hard
Atoms contributed 12 of the 387 NEET Physics questions between 2020 and 2026 (Re-NEET 2026 included). That is 3.1% of the subject and makes it the #15 chapter out of 30 by weightage — roughly 1.5 questions per paper, peaking at 3 in NEET 2023.
Of the 12 questions tagged for difficulty, 33% were easy, 59% medium and 8% hard — mostly medium-level questions that reward practice beyond one-line facts.
It has been asked more often lately: 1.7 questions per paper across NEET 2025, NEET 2026 and Re-NEET 2026, against 0.7 in 2020–2022.
The single most-tested topic is Bohr Model of the Hydrogen Atom (Radius of Electron in nth Orbit of Hydrogen… — 2 questions across 2 papers.
10 topics tagged under Atoms. Numbers show how many questions each topic had in each paper; E / M / H are the easy, medium and hard counts.
| Topic | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 | Re | Total | E | M | H |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Bohr Model of the Hydrogen Atom (Radius of Electron in nth Orbit of Hydrogen Atom) | – | – | – | – | – | 1 | 1 | – | 2 | – | 1 | 1 |
| The Line Spectra of the Hydrogen Atom, Hydrogen Spectrum (Hydrogen Spectrum) | – | – | – | 1 | 1 | – | – | – | 2 | 1 | 1 | – |
| Alpha-Particle Scattering and Rutherforud's Nuclear Model of Atom | – | – | – | – | – | – | – | 1 | 1 | 1 | – | – |
| Bohr Model of the Hydrogen Atom (Energy of Electron in nth Orbit of Hydrogen Atom) | – | – | 1 | – | – | – | – | – | 1 | – | 1 | – |
| Bohr Model of the Hydrogen Atom (Failure of Bohr's Theory) | 1 | – | – | – | – | – | – | – | 1 | 1 | – | – |
| Bohr Model of the Hydrogen Atom (Velocity of Electron in Nth Orbit of Hydrogen Atom) | – | – | – | – | – | – | – | 1 | 1 | – | 1 | – |
| Bohr's Atomic Model (Radius of Electron in nth Orbit of Single Electron…) | – | – | – | 1 | – | – | – | – | 1 | – | 1 | – |
| Thomson Model (Thomson Model, Different Models of Hydrogen) | – | – | – | – | 1 | – | – | – | 1 | 1 | – | – |
| X-Rays and Atomic Number (Properties of X-rays) | – | – | – | 1 | – | – | – | – | 1 | – | 1 | – |
| de-Broglie's Explanation of Bohr's Second Postulate of Quantization | – | – | – | – | – | 1 | – | – | 1 | – | 1 | – |
No topic has appeared in three or more different papers.
In the NEET papers from 2020 to 2026 (including Re-NEET 2026), 12 Physics questions came from Atoms — 3.1% of the subject, or about 1.5 per paper.
By past weightage it ranks #15 of 30 Physics chapters, so it is an above-average-weightage Physics chapter, with 12 questions over 2020–2026.
The most-tested topics are Bohr Model of the Hydrogen Atom (Radius of Electron in nth Orbit of Hydrogen… (2), The Line Spectra of the Hydrogen Atom, Hydrogen Spectrum (Hydrogen Spectrum) (2) and Alpha-Particle Scattering and Rutherforud's Nuclear Model of Atom (1). The topic table above lists every topic with its count in each paper.
Of the 12 difficulty-tagged questions, 33% were easy, 59% medium and 8% hard.
Bohr Model of the Hydrogen Atom (Radius of Electron in nth Orbit of Hydrogen…, Alpha-Particle Scattering and Rutherforud's Nuclear Model of Atom and Bohr Model of the Hydrogen Atom (Velocity of Electron in Nth Orbit of Hydrogen… were asked in the 2026 papers.
Edurack has chapter-wise NEET previous-year questions for Atoms. Use the practice button on this page to open the set, attempt questions and check your answers.
Counts come from Edurack's tagged set of NEET papers 2020–2026 (including Re-NEET 2026), mapped to NCERT chapters and topics. Use them as a trend guide — past frequency doesn't guarantee what a future paper will ask.