There are 18 main groups in the modern Periodic Table of elements.
18
There are 18 groups in the periodic table of elements.
The columns of elements on the periodic table are called groups. Each group contains elements with similar chemical properties due to their shared number of electrons in the outermost energy level.
Groups 15, 16 and 17.
Group 18, also called the noble gases, contains the elements that are nonreactive.
18
There are total 18 groups in the periodic table that contains elements having same properties.
This is the group 18 of the periodic table of Mendeleev.
There are 18 groups in the periodic table of elements.
The columns of elements on the periodic table are called groups. Each group contains elements with similar chemical properties due to their shared number of electrons in the outermost energy level.
Groups 15, 16 and 17.
groups
Group 18, also called the noble gases, contains the elements that are nonreactive.
There are 18 groups and 7 periods in the modern periodic table.
Colunms are named 'Groups'. Rows are named 'Periods'.
There are 18 groups in the Periodic Table of elements.
On the periodic table the elements are called groups.