Question 1: Draw the structure and determine the geometry of the following complexes: a) [Cr(NH3)6]+ b) [PTC16]- c) [Fe(CN)6]- d) [Ni(CO)4] Question 2: Using the Crystal Field Theory, calculate the crystal field stabilization energy (CFSE) for [Co(NH3)6]2+ (Co+ is a d7 system) in an octahedral field. Question 3: Determine the magnetic properties (paramagnetic or diamagnetic) and the number of unpaired electrons for the following complexes: a) [Fe(H2O)6]+ b) [CoF6]- c) [Ni(CN)4]