MCQ
Which will give $Fe^{3+}$ ions in solution ?
- A$[Fe(CN)_6]^{3-}$
- ✓$Fe_2(SO_4)_3$
- C$[Fe(CN)_6]^{4-}$
- D$(NH_4)_2SO_4. FeSO_4.6H_2O$
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$(I)$ cis $- [Co(NH_3)_2(en)_2]^{3+}$ $(II)$ trans $-[IrCl_2(C_2O_4)_2]^{3-}$
$(III)\, [Rh(en)_3]^{3+}$ $(IV)$ cis $-[Ir(H_2O)_3Cl_3$
$(I)\,\,HCHO$ $ (II)\,\,CH_3CHO$
$(III)$ Acetone $\begin{array}{*{20}{c}}
{\,\,\,\,\,\,\,\,\,\,\,\,\,O} \\
{\,\,\,\,\,\,\,\,\,\,\,\,\,||} \\
{(IV)\,\,\,Et - C - Et}
\end{array}$