the top to bottom are known as columns or groups
Families (or groups) are the vertical columns of the periodic table. Period is horizontal rows.
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.
There are 8 A columns on the periodic table. They are the two columns of the s-block and the six columns of the p-block.
In the columns of the periodic table, chemical properties are similar.
the vertical columns in the periodic table are known as groups.
The columns are known as groups.