IB Physics HL · E.2 Quantum physics
Photon energy and the photoelectric effect for IB Physics HL
Photon energy and the photoelectric effect 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
Track energy transfers with a clearly stated system boundary.
- 02
Choose the appropriate work, energy, or power relationship and keep its sign convention visible.
- 03
Account for useful output, dissipation, and conservation before judging the final value.
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 effectCurrent guide
- 02Matter waves and electron diffraction
- 03Wave functions and probability
- 04The Bohr model