• # question_answer 66) Which of the following configuration of ions has zero CFSE in both strong and weak ligand fields? A) ${{d}^{10}}$                                 B) ${{d}^{8}}$C) ${{d}^{6}}$                                   D) ${{d}^{4}}$

${{d}^{10}}$configuration has zero CFSE in both strong and weak ligand fields. Hence, the correct option is [a].