- Questions
- 360
- MHT CET
- 139
- JEE Main
- 146
- NEET
- 75
- Years
- 1988–2026
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Topics
01Atomic Models & Alpha-Particle Scattering16 questions02Bohr Model: Orbits, Speed & Angular Momentum126 questions03Energy of the Electron & Energy Levels63 questions04Transitions, Photon Emission & Excitation82 questions05Hydrogen Spectrum & Spectral Series60 questions06Quantum Numbers, X-rays & Other Questions13 questions