Question 736
Which element's tripositive ion (Ln³⁺) would have an electronic configuration of 4f⁴?
Question 737
What is the electronic configuration of the most common stable ion formed by Cerium?
Question 738
Which element's tripositive ion (Ln³⁺) would have an electronic configuration of 4f⁹?
Question 739
What is the electronic configuration of the most common stable ion formed by Ytterbium?
Question 740
What is the electronic configuration of the most common stable ion formed by Europium?