The columns are groups or families, and the rows are periods.
Representative elements
There are 18 groups in the periodic table of elements.
A chart that displays and organizes the elements in rows and columns.
by the atomic mass of the elements.
groups of the elements
There are 18 groups in the Periodic Table of elements.
Representative elements
There are 18 groups in the periodic table of elements.
The vertical columns.
Elements of the same physical and chemical characteristics are in the same group. Groups are the columns in the periodic table.
A chart that displays and organizes the elements in rows and columns.
A chart that displays and organizes the elements in rows and columns.
A chart that displays and organizes the elements in rows and columns.
Groups in the periodic table are the vertical columns in which the elements are arranged.
Mendeleev arranged elements in rows and columns according to increasing atomic masses. The elements with same properties were grouped together which formed the base for modern periodic table.
by the atomic mass of the elements.
Representative elements