DM 0.0 / 5 ? ChemistryTransition metalsA2/A-levelOCR Created by: mikewazowski29Created on: 01-03-19 12:33 What is a complex? A metal ion surrounded by a number of negatively charged ions or neutral molecules with a lone pair 1 of 8 What is a ligand? The surrounding ions in a complex 2 of 8 What is the coordinate number? The number of coordinate bonds from a metal ion in a complex 3 of 8 What shapes can complex with coordinate number four form? tetrahedral or square planar 4 of 8 Shape of complex with coordinate number 6? octahedral 5 of 8 What are polydentate ligands? Can form more than one coordinate bond with the central metal ion 6 of 8 Name for ligand with a ring structure? Chelate ring 7 of 8 What is a ligand substitution reaction? When one ligand displaces another around a metal ion 8 of 8
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