MCQ
The electronic configuration $1{s^2},2{s^2}{p^6},3{s^2}{p^6}{d^6}$ corresponds to
- A$M{n^{2 + }}$
- ✓$F{e^{2 + }}$
- C$Co$
- D$Ge$
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$(I)\, Pt(SCN)_2 - 3PEt_3,$ $(II)\,CoBr ·SO_4 · 5NH_3$ $(III)\, FeCl_2 · 6H_2O$