- The energy, E, of a cubic box when nx=ny=2 and nz=3 is given by: - 16h2/9mL2 * 5h2/8mL2 * 7h2/8mL2 - 17h2/8mL2 - The possible j values for an f-electron according to Russell-Saunder's coupling are: - 7/2 and 5/2 only - 1/2 and 3/2 only * 3/2,5/2 and 7/2 only - 1/2,3/2 and 5/2 only - The wavelength of the light that is required to excite rotation in molecules is in which range of the electromagnetic radiation? * Microwave range * VIS range * Between IR and VIS * UV range - Which one of the following pairs of molecules is vibrationally IR active/rotationally Raman inactive? * N2/SF6 - SF6/H2 * CO2/CH4 N2/NH3 CCl4/H2