because the chemical symbols are different
It is true that periodic table is divided into rows and columns. The rows are called periods and columns are called groups.
The modern periodic table is arranged in the increasing order of their atomic number and repeating properties.
The two divisions on the periodic table are called metal and nonmetal. The elements are either nonmetal or metal, and that is how they are divided
A Periodic table The Periodic Table of the Elements.
atomic number
There are 18 periods in the periodic table. The periods are divided according to the chemical properties of elements. Elements in a group have similar properties.
A group in Periodic Table is the column of element in periodic table
It is called the Periodic Table of Elements.
No, it is not on the periodic table.
A period on the periodic table is a row.This is the horizontal section of the periodic table.
There are no compounds on the periodic table. The periodic table only lists elements.
who introduced the first Periodic Table