ThenatureofbondinginthetitlecompoundshasbeenstudiedbyusingCASSCFandFOCItechniques.ThegroundstatesofPtCandPtNarefoundtobe1Σ+and2Πstatearisingprimarilyfrom:…1σ22σ21π41δ43σ2and…1σ22σ21π41δ43σ22π1configurationrespectivelyandbothofwhichformtriplebond(ones,twoπbonds),butthebondofPtCismuchstrongerthanthatofPtN.