the vertical columns in the Periodic Table are known as groups.
groups are the vertical columns on the periodic table
7 periods and 18 groups are there on the modern periodic table.
periodic table is classified into groups and periods.There are 18 groups and 7 periods in periodic table.
There are 18 groups and 7 periods in the modern periodic table.
groups
There are a total of 18 groups on The Periodic Table of Elements.
There are 18 groups in the periodic table of elements.
group or family
The transition metals are located in groups 3 - 12 on the Periodic Table.
There are 18 groups on the periodic table.
There are 18 groups in periodic table. They are also referred as families.
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