Group 7 elements are examples of transition metals (or d-block elements)
There are more than 3 elements in group seven, and they are called halogens.
Rows in the periodic table are called periods. There are seven periods in the periodic table which represent the energy levels of the elements. Each period signifies the number of electron shells an element has.
The elements in this group are known as the halogen group
the vertical columns in a periodic table are called groups.
It is called an elemental group.
Group or familyThis is group 1, the alkali metals
Group 7 is magnesium family.
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.
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.
There is no group 17.
The horizontal row on the periodic table is called the "period". The vertical column is called the "group".