5 2: Geometrical isomers (cis and trans)
of Pt [NH3)2Cl2]
Co
Cl
Cl
N H3
N H3
N H3
N H3
+
Co
Cl
Cl
N H3
N H3
N H3
N H3
+
cis
trans
Fig 5 3: Geometrical isomers (cis and trans)
of [Co(NH3)4Cl2]+
Rationalised 2023-24
126
Chemistry
This type of isomerism also
arises when didentate ligands
L – L [e