Q5(d)(ii). Splitting of d orbitals in a square-planar field
Explain the pattern of splitting of d-orbitals in a square-planar ligand field. Label each energy level.
Answer in brief
dx²-y² (b1g) ≫ dxy (b2g) > dz² (a1g) > dxz,dyz (eg): four levels, the highest pointing straight at the four ligands.
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All parts of Question 5
- 5(a)(i) Fluorescence5 marks
- 5(a)(ii) Chemiluminescence5 marks
- 5(b)(i) Chelate effect5 marks
- 5(b)(ii) Lability5 marks
- 5(c)(i) Actinide spectra and the ligand5 marks
- 5(c)(ii) Co²⁺ salts stable, Co²⁺ complexes easily oxidised5 marks
- 5(d)(i) Shapes of the d orbitals5 marks
- 5(d)(ii) Splitting of d orbitals in a square-planar field5 marks