Columns in a Periodic Table are called groups.They represent elements with similar characteristic. All the elements in a group has same number of valence electron.
groups are the vertical columns on the periodic table
groups
group or family
The vertical columns of the periodic table are called groups or families.
The columns on the periodic table are called Groups.
The vertical columns in a periodic table are called Groups.
The columns are known as groups.
groups
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.
The columns in the periodic table are called groups or families. These columns contain elements with similar chemical properties due to their shared number of valence electrons.
The columns are called groups (or, sometimes, families). The rows are called periods.
Colunms are named 'Groups'. Rows are named 'Periods'.