1. B.A. B.Sc. B.Eng. Which University degree?

2. 1) Calculate the energy of an electron in the ground state of a hydrogen atom 2) Calculate the energy of an electron in the second excited state of a hydrogen atom 3) What is the energy of the photon in the second line of the Lyman series? h = Plancks constant = 6.63x10 -34 Js c = speed of light = 3x10 8 ms -1 R = Rydbergs constant = 1.097x10 7 m -1 Do Now: Mane, 26 Whiringa-ā-nuku 2015

3. The Hydrogen Spectrum 1 2 3 4 5 Lyman Series S=1 (UV) Balmer Series S=2 (visible) Paschen Series S=3 (IR) Bracket Series S=4 (IR) Pfund Series S=5 (IR) Nucleus Shell no. / Energy level

4. Tasks: 1)Today: old exam questions on spectra 2)Tomorrow: revision material on all 3 topics (nuclear, photoelectric, spectra) 3)Friday: mock test 4)Monday: review mock test 5)Wednesday: assessment (35 min) - no re-sits Note: Activity 11D and Homework Set 2 should be finished