The set of elements that have exactly 2 valence electrons in their atoms is found in group 2, the second column of the periodic table. These elements are known as alkaline earth metals.
In the periodic table, where is the set of elements that have exactly 2 valence electrons in their atoms?
-a stair-step line in groups 13 to 16 of the table
-group 18, the noble gases at the far right of the table
-group 2, the second column of the table
1 answer