Molecular Symmetry and Group Theory

Workshop 1 — Symmetry elements and operations


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  • Exercise 8

    Use the table to indicate which symmetry elements are associated with the molecules in question (shown below).


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      Symmetry Elements  
    Molecules E C2 C4 C5 i S5 σ
    CH2Cl2
    [Co(NH3)4ClBr]+
    [Co(en)2Cl2]+
    C5H5-

    Given the symmetry elements present in each molecule (obtained in the table above), fill in the table below with the number of different elements present for each symmetry element. H2O has been shown as an example (see Exersice 5).

      Symmetry Elements  
    Molecules E C2 C4 C5 i S5 σ
    H2O 1 1 0 0 0 0 2  
    CH2Cl2
    [Co(NH3)4ClBr]+
    [Co(en)2Cl2]+
    C5H5-

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