3.1.1Physical chemistry
Atomic Structure
Fundamental particles, mass spectrometry, electron configuration, and ionisation energies.
- Year 1 (AS)
- 4 lessons
- Exam practice and flashcards
- LESSON 1Fundamental Particles
Protons, neutrons, electrons. Atomic number, mass number, and isotopes.
- LESSON 2Mass Spectrometry
Time of flight mass spectrometry. Calculating relative atomic mass from spectra.
- LESSON 3Electron Configuration
Shells, sub-shells, and orbitals. s, p, d, f notation and filling order.
- LESSON 4Ionisation Energies
Successive ionisation energies. Evidence for electron shells and sub-shells.