Question
Do magnesium and calcium have the same number of valence electrons?
Answers
GPT-4o mini
Yes, magnesium and calcium have the same number of valence electrons. Both magnesium (Mg) and calcium (Ca) belong to Group 2 of the periodic table, also known as the alkaline earth metals. Elements in this group have two valence electrons. Therefore, both magnesium and calcium have 2 valence electrons.