Vertical columns are numbered from 1-18. There are 18 vertical columns.
groups are the vertical columns on the periodic table
The vertical columns are called "Groups''The horizontal columns are called "Periods"The vertical columns of the periodic table are known as groups.
Groups, and are numbered from I to VIII (roman numerals are used)
The vertical columns of the periodic table are called groups or families.
The vertical columns on the periodic table are called groups or families.
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 are called groups in a periodic table.
groups are the vertical columns on the Periodic Table
They are the vertical columns.
They are the vertical columns.
The vertical columns.