Stereochemistry of Coordination Complexes Pt (NH3)2Cl2 NH3 NH3 CI Pt Pt CI NH CI NH3 Orange-Yellow Pale Yellow (dipole moment) No dipole (cis-platin) XV-3Pt (NH3)2Cl2 Stereochemistry of Coordination Complexes Pt Cl Cl NH3 NH3 Pt NH3 Cl NH3 Cl Orange-Yellow (dipole moment) (cis-platin) Pale Yellow No dipole XV-3