Which of the Following Statements Is True About the Ionization

Multiple Choice

Which of the following statements is true about the ionization energy of Mg⁺?

A) It will be equal to and opposite in sign to the electron affinity of Mg.
B) It will be equal to and opposite in sign to the electron affinity of Mg⁺.
C) It will be equal to the ionization energy of Li.
D) It will be equal to and opposite in sign to the electron affinity of Mg²⁺.
E) none of the above