Written Paper Section II Question 30 from the 2001 HSC Examination
Summary: (a) Define nucleon and contrast one property of nucleons. (b) Use the data provided in a table to calculate the energy of the photon emitted when an electron makes a transition between quantum levels. Draw the energy level diagram for hydrogen, indicating where the energy levels lie for quantum numbers greater than 4. Part (c) is not in the current syllabus. (d) Discuss the significance of the Manhattan Project for society. (e) Analyse how Chadwick’s and Fermi’s work resulted in a greater understanding of the atom.