IB Physics HL · E.2 Quantum physics
The Bohr model for IB Physics HL
The Bohr model is mapped to E.2 Quantum physics in the IB Physics HL pathway. Use this public guide to see exactly where the concept fits, what to master, and which GioPhysics resource continues the study sequence.
Where this fits
E.2 Quantum physics
- Curriculum
- IB Physics HL
- Theme or group
- Nuclear and quantum physics
- Current framework
- First assessment 2025
The photoelectric effect, matter waves, and the Bohr model are Chapter 47.
Mastery checklist
Know what success looks like.
- 01
State the physical model and the evidence or observation it explains.
- 02
Track energy, momentum, charge, and nucleon number through the process where applicable.
- 03
Interpret the relevant spectrum, decay, probability, or binding-energy representation.
Exam lens
Build, apply, check.
E.2 Quantum physics is identified as HL only in this curriculum map. Build the concept first, then practise selecting a model, showing working, and checking the final result.
Teaching sequence
E.2 Quantum physics
This syllabus point maps to 4 ordered concept guides.
- 01Photon energy and the photoelectric effect
- 02Matter waves and electron diffraction
- 03Wave functions and probability
- 04The Bohr modelCurrent guide