give the electronic configuration of the fifth element of the first transition series Share with your friends Share 1 Prashant Verma answered this fifth element of first transition series is Manganese (Mn) Electron configuration [Ar] 3d5 4s2 3 View Full Answer Mridul answered this The fifth element of first transition series is Iron(Fe)-26 which electronic configuration as [Ar]18 4s2 3d6 -1