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JEE Mains · Chemistry · STD 12 - 5. Co-ordination chemistry

નીચેના કોબાલ્ટ સંકીર્ણને ક્રિસ્ટલ ફિલ્ડ સ્ટેબિલાઇઝેશન એનર્જી \((CFSE)\) મૂલ્ય વધવાના ક્રમમાં ગોઠવો. 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:

  1. A \({A}<{B}<{C}<{D}\)
  2. B \({B}<{A}<{C}<{D}\)
  3. C \({B}<{C}<{D}<{A}\)
  4. D \({C}<{D}<{B}<{A}\)
Verified Solution

Answer & Solution

Correct Answer

(B) \({B}<{A}<{C}<{D}\)

Step-by-step Solution

Detailed explanation

\((i)\) \(CFSE\) \(\propto\) charge or oxidation no. of central metal ion. \((ii)\) \(CFSE\) \(\propto\) strength of ligand \({en}>{NH}_{3}>{H}_{2} {O}>{F}^{-}\) \(\therefore\) order of \(CFSE\)…
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