સંકીર્ણ : $\left[{CoF}_{6}\right]^{3-},\left[{Co}\left({H}_{2} {O}\right)_{6}\right]^{2+},\left[{Co}\left({NH}_{3}\right)_{6}\right]^{3+}$ અને $\left[{Co}({en})_{3}\right]^{3+}$
$\quad\quad\quad\quad\quad\quad A\quad\quad\quad\quad \quad B\quad\quad\quad\quad\quad\quad C\quad\quad\quad\quad\quad\quad D$
યોગ્ય વિકલ્પ પસંદ કરો:
\((ii)\) \(CFSE\) \(\propto\) strength of ligand
\({en}>{NH}_{3}>{H}_{2} {O}>{F}^{-}\)
\(\therefore\) order of \(CFSE\)
\(III\quad\quad\quad\quad\quad\quad III\quad\quad\quad\quad\quad III\quad\quad\quad\quad\quad\quad II\)
\(\left.\left[{Co}({en})_{3}\right]^{+3}>[ {Co}\left({NH}_{3}\right)_{6}\right]^{+3}>\left[{CoF}_{6}\right]^{-3}>\left[{Co}\left({H}_{2} {O}\right)_{6}\right]^{+2}\)
(en $=$ ઇથેન $-1,2-$ ડાય એમ્માઇન , $ox =$ ઓક્ઝેલેટ)