1. A student shines a light of greater than the threshold frequency upon the surface of the metal in a photoelectric effect experiment. She observes that after a long time, the number of ejected electrons begins to decline. Can you explain why?
2. Look up the electron configuration of Rhodium. Explain why is it exceptional?
3. Draw the orbital diagram for copper.
4. Determine the numbers of lobes will the f orbitals have? Explain.