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CH1012
NAMING COMPLEXES I
       NOMENCLATURE OF COMPLEXES
SYSTEMATIC NAMING RULES
[Co(en)2(H2O)2]Br2
diaquabis(ethylenediamine)cobalt(II) bromide
1. Cation(s) before anion(s)
2. Ligands are named before the metal.
3. Designations for ligands  
   When they form part of the name of a   
   complex ion: