Which of the following pairs is not correctly matched?
1
Effective atomic number of Pt in [PtCl6]2– – 84
2
Absorption peak for [CrIII(NH3)6]3+–21680 cm–I
3
Crystal field stabilization energy of d2 – in weak ligand field— (–) 0.8 Δ0
4
Example of weak ligand field for d5 configuration —[MnIIF6]4–
5
Question Not Attempted