IB Physics HL · E.1 Structure of the atom
Nuclear structure and size evidence for IB Physics HL
Nuclear structure and size evidence is mapped to E.1 Structure of the atom 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.1 Structure of the atom
- Curriculum
- IB Physics HL
- Theme or group
- Nuclear and quantum physics
- Current framework
- First assessment 2025
Energy levels and spectra are in Chapter 46; the HL nuclear-size evidence is in 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.1 Structure of the atom is identified as SL + HL extension in this curriculum map. Build the concept first, then practise selecting a model, showing working, and checking the final result.
Teaching sequence
E.1 Structure of the atom
This syllabus point maps to 2 ordered concept guides.
- 01Atomic energy levels and line spectra
- 02Nuclear structure and size evidenceCurrent guide