Which element would most likely have chemical properties similar to that of magnesium (Mg)?ANiBCaC ArDF

The element that would most likely have chemical properties similar to that of magnesium (Mg) is calcium (Ca). This is because both magnesium and calcium are in the same group (Group 2, the alkaline earth metals) on the periodic table. Elements in the same group tend to have similar chemical properties due to having the same number of valence electrons.