a group
a group
groups are the vertical columns on the periodic table
The vertical columns of the periodic table are called groups or families.
they are called groups or families
Vertical columns are numbered from 1-18. There are 18 vertical columns.
The vertical columns of a periodic table are called groups or families. They share similar chemical properties because they have the same number of valence electrons.
There are NO vertical ROWS, because rows run horizontally, and COLUMNS run vertically. There are 18 vertical columns in the periodic table.
the vertical columns in the periodic table are known as groups.
The vertical columns.
They are the vertical columns.
The vertical columns.
The vertical columns in a periodic table are called Groups.