column
The elements in this group are known as the halogen group
It is called an elemental group.
Group or familyThis is group 1, the alkali metals
There is no group 17.
A column is known as a group in periodic table. There are 18 groups in the modern setting of periodic table. Elements in the same group usually share same chemical properties and striking physical characteristic trends.
The boron group.
The column of the periodic table is called group. It is also referred as family.
In the periodic table a group is equivalent to a column.
the vertical columns in a periodic table are called groups.
The horizontal row on the periodic table is called the "period". The vertical column is called the "group".
Alkali metals
Group.