An atom of an element forms a 2+ ion. In which group on the Periodic Table could this element be located? 1
2
13
17

Group 2 on the Periodic Table

Explanation:

Every element in group 2 forms a 2+ ion

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.