NEST2023ChemistryCoordination Compounds
Negatively charged monodentate strong field ligand ( X ⁻ ) and weak field ligand ( Y ⁻ ) form complexes [ MnX ₆ ]⁴⁻ and [ MnY ₆ ]⁴⁻ , respectively, under certain reaction conditions. Let the crystal field spliting energy for [ MnX ₆ ]⁴⁻ and [ Mn Y ₆ ]⁴⁻ be ( ₀ )₁ and ( ₀ )₂ , respectively. The correct statement(s) is(are):
Options
- AElectron pairing energy in [ MnX ₆ ]⁴⁻ is smaller than ( ₀ )₁ .
- B[ MnY ₆ ]⁴⁻ is more stabilized than [ MnX ₆ ]⁴⁻ .
- CThe t_ 2 g orbitals in [ MnX ₆ ]⁴⁻ are stabilized by 2 ( ₀ )₁ as compared to degenerate d orbitals.
- D[ MnY ₆ ]⁴⁻ is intense in colour as compared to [ MnX ₆ ]⁴⁻ .
Correct answer
C. The t_ 2 g orbitals in [ MnX ₆ ]⁴⁻ are stabilized by 2 ( ₀ )₁ as compared to degenerate d orbitals.
Step-by-step solution
No solution available.