Determine the electron configurations for the following gas phase ions: Mn+, Sm3+, Pt2+, Pb2+, Pb4+.
 
 

Mn : [Ar]4s23d5 Mn+ : [Ar]3d6

Sm : [Xe]6s24f6 Sm3+ : [Xe]4f5

Pt : [Xe]4f146s15d9 Pt2+ : [Xe]4f145d8

Pb : [Xe]4f145d106s26p2 Pb2+ : [Xe]4f145d106s2 Pb4+ : [Xe]4f145d10