Atoms
101 CBSE Class 12 Physics previous year questions (PYQs) from 5 papers, 2022 to 2026, with answers and worked solutions.
About this chapter
- Difficulty: 15 easy · 80 moderate · 6 hard.
- Most-asked subtopics: Bohr Model of the Hydrogen Atom (49), Alpha-Particle Scattering and Rutherford's Model (28), Line Spectra of the Hydrogen Atom (22).
- Updated 13 September 2026.
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#1ModerateAlpha-Particle Scattering and Rutherford's Model
#2ModerateBohr Model of the Hydrogen Atom
#3ModerateAlpha-Particle Scattering and Rutherford's Model
#4ModerateAlpha-Particle Scattering and Rutherford's Model
#5ModerateBohr Model of the Hydrogen Atom
#6ModerateLine Spectra of the Hydrogen Atom
#7ModerateBohr Model of the Hydrogen Atom
#8ModerateBohr Model of the Hydrogen Atom
#9ModerateLine Spectra of the Hydrogen Atom
#10HardBohr Model of the Hydrogen Atom
#11ModerateBohr Model of the Hydrogen Atom
#12EasyBohr Model of the Hydrogen Atom
#13ModerateAlpha-Particle Scattering and Rutherford's Model
#14ModerateLine Spectra of the Hydrogen Atom
#15ModerateHas imageBohr Model of the Hydrogen Atom
#16ModerateLine Spectra of the Hydrogen Atom
#17ModerateAlpha-Particle Scattering and Rutherford's Model
#18ModerateAlpha-Particle Scattering and Rutherford's Model
#19ModerateBohr Model of the Hydrogen Atom
#20ModerateLine Spectra of the Hydrogen Atom
#21ModerateBohr Model of the Hydrogen Atom
#22ModerateAlpha-Particle Scattering and Rutherford's Model
#23ModerateBohr Model of the Hydrogen Atom
#24ModerateLine Spectra of the Hydrogen Atom
#25ModerateAlpha-Particle Scattering and Rutherford's Model
#26EasyLine Spectra of the Hydrogen Atom
#27ModerateLine Spectra of the Hydrogen Atom
#28ModerateLine Spectra of the Hydrogen Atom
#29EasyBohr Model of the Hydrogen Atom
#30ModerateBohr Model of the Hydrogen Atom
#31Moderatede Broglie's Explanation of Bohr's Postulate
#32HardAlpha-Particle Scattering and Rutherford's Model
#33ModerateBohr Model of the Hydrogen Atom
#34ModerateBohr Model of the Hydrogen Atom
#35ModerateBohr Model of the Hydrogen Atom
#36ModerateLine Spectra of the Hydrogen Atom
#37EasyBohr Model of the Hydrogen Atom
#38ModerateAlpha-Particle Scattering and Rutherford's Model
#39ModerateBohr Model of the Hydrogen Atom
#40ModerateAlpha-Particle Scattering and Rutherford's Model
#41EasyLine Spectra of the Hydrogen Atom
#42ModerateAlpha-Particle Scattering and Rutherford's Model
#43ModerateBohr Model of the Hydrogen Atom
#44ModerateLine Spectra of the Hydrogen Atom
#45ModerateBohr Model of the Hydrogen Atom
#46ModerateAlpha-Particle Scattering and Rutherford's Model
#47EasyBohr Model of the Hydrogen Atom
For question number 13 to 16, two statements are given - one labelled as Assertion (A) and the other labelled as Reason (R). Select the correct answer to these questions from the options (A), (B), (C) and (D) as given below :#48EasyLine Spectra of the Hydrogen Atom
#49HardBohr Model of the Hydrogen Atom
#50ModerateBohr Model of the Hydrogen Atom
Showing the first 50 of 101.
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