MCQ
Most stable complex ion is
- A$[Fe(Cl_6)]^{-3}$
- ✓$[Fe(CN)_6]^{-3}$
- C$[Fe(CN)_6]^{-4}$
- D$[Fe(H_2O)_6]^{+3}$
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
(Given atomic number: $\mathrm{Sc}: 21, \mathrm{Ti}: 22, \mathrm{~V}: 23$, $\mathrm{Cr}: 24, \mathrm{Mn}: 25, \mathrm{Fe}: 26, \mathrm{Co}: 27, \mathrm{Ni}: 28, \mathrm{Cu}: 29$, $\mathrm{Zn}: 30)$