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IV.D.3.a. (XVIII.A.3.)

Species with point groups that differ from experiment at MP2=FULL/aug-cc-pVTZ

  Point group
Species Name Experimental Calculated
C2H4+ Ethylene cation D2h D2
ONNO NO dimer C2h C2v
NH2CONH2 Urea Cs C2
SO3- Sulfur trioxide anion D3h C3v
SeO3 selenium trioxide C3v D3h
CBr2F2 Methane, dibromodifluoro- C2v Cs
C4F4 tetrafluorcyclobutadiene C2h D4h