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STD 12 - 5. Co-ordination chemistry — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 5. Co-ordination chemistry4 Marks
MCQ
$EAN$ of complex $[Fe(C_2O_4)_3]^{3-}$ is
  • ✓
    $27$
  • B
    $24$
  • C
    $35$
  • D
    $29$
✓

Answer

Correct option: A.
$27$
a
$(a)$ $\begin{align}
   MN{{(CO)}_{5}}+\overline{e}\to {{[Mn{{(CO)}_{5}}]}^{-}} \\ 
 less\,stable\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,more\,stable,as\,EAN\,of\,Mn=36(Kr) \\ 
  \,\,\,\,(O.A.) \\ 
\end{align}$

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