Which of the following factors affects the magnitude of crystal field splitting (Δ)?
(A) Oxidation state of metal ion
(B) Coordination number of metal ion
(C) EN of the donor atom of ligand
(D) Position of metal ion in d block
Choose the correct option :
1
(A) and (B) only
2
(A), (B) and (C) only
3
(C) and (D) only
4
(A), (B), (C) and (D)