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← CBSE Class 12 PYQ
Atoms
CBSE Class 12 · Physics · 17 past questions
Topic
Assertion-reason and conceptual statements on the Bohr model
2
Bohr's postulates and orbit radius
0
Energy levels of hydrogen
0
Orbital motion and period of the electron
0
Rutherford model and distance of closest approach
0
Spectral series and transition wavelengths
0
Level
Easy
2
Moderate
2
Year
2026
2
2025
2
2024
4
2023
4
2022
1
2 of 17 ·
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Q3
2025
A hydrogen atom consists of an electron revolving in a circular orbit of radius r with certain velocity v…
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Q5
2025
For Questions 13 to 16, two statements are given – one labelled Assertion (A) and other labelled Reason (R).…
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