Ligand Shapes

• complex with coordination number 6


  octahedral shape
• small ligands which create coordination number 6

  H2O NH3 CN-
• bond angle in octahedral complex

  90
• complex with coordination number 4

  tetrahedral or square planar shape
• ligands which give coordination number 4


  Cl or NH3 AND Cl together
• bond angle in tetrahedral complex


  109.5
• shape and formula of cis-platin


  square planar

  Pt[(NH3)2(Cl)2]

  anti cancer drug
• bond angle in square planar complex

  90