Vertical columns on the periodic table are called _______
The elements in each column have_____
For #1 For #2
A.grouping A.Similar element names
B.families B.Similar properties
C.periods C.Similar symbols
D.lines D.Similar masses
The columns of the periodic table are called groups and they contain elements with similar properties based primarily on the number of electrons in the outer shell. Are you sure there isn't another option?
