Discover the best answers to your questions with the help of IDNLearn.com. Receive prompt and accurate responses to your questions from our community of knowledgeable professionals ready to assist you at any time.
Answer:
magnesium has a higher ionization energy because its radius is smaller. calcium has a higher ionization energy because it outermost sub-energy level is full. they have the same ionization energy because they have the same number of valence electrons.
Explanation:
hope this helps