18
A periodic table
A chart that displays and organizes the elements in rows and columns.
A chart that displays and organizes the elements in rows and columns.
A chart that displays and organizes the elements in rows and columns.
Is the Periodic Table. The columns down are the GROUPS The lines across are the PERIODS.
groups are the vertical columns on the periodic table
The vertical columns of the periodic table are called groups or families.
The columns on the periodic table are called Groups.
The word for columns in the periodic table is groups. They are also referred as families.
The vertical columns in a periodic table are called Groups.
there are 18 columns
There are 18 columns.