1. Answer ALL parts For each of the following molecules or ions, draw the species, assign it to its point group, and draw in the symmetry elements that were used to make the assignment. State whether each species is dipolar and/or chiral: NbCls; [SbO3]}; 1,2-diiodocyclopropane (both isomers); IrBr(CO)3; tetracyanoethene (25 marks)