1. Write down the electron configuration of neodymium (for Nd Z = 60). Rewrite it in terms of a noble gas configuration. What family does this element belong to? a) Write down the four quantum numbers of the electrons that are not part of the noble gas configuration. Show your answer in a table. b) Calculate the magnetic moment of the atom. c) Calculate the spectrocopic ground state for the atom. 2. An unknown metal has a density of 21.45 g/mL. It crystallizes with a compact cubic packing and one edge of the unit cell measures 3.9231 A. a) Calculate the atomic weight of the metal. b) Calculate the atomic radius of the metal.