The difference in the number of unpaired electrons of  a metal ion in its high-spin and low-spin octahedral complexes is two ,The mwtal ion is:

  • Option 1)

    Co^{2}+

     

     

     

  • Option 2)

    Ni^{2+}

  • Option 3)

    Fe^{2+}

  • Option 4)

    Mn^{2+}

Answers (1)
A admin

 

Strong Field Ligand -

These are the ligands which pair the electron in inner d-orbital and makes required d-orbitals empty/available. 

- wherein

For example: CO, CN etc

 

 

Weak field Ligand -

These are the ligands which do not pair the electron in inner d-orbital.

- wherein

For example: N_{2}O, F^{-}, Cl^{-} etc    

 

 


Option 1)

Co^{2}+

 

 

 

Option 2)

Ni^{2+}

Option 3)

Fe^{2+}

Option 4)

Mn^{2+}

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