Periodic Table Chart The Periodic Table Chart provides details of all the known chemical elements arranged in rows and columns that provides information about their properties. The rows in the Periodic Table chart are in order of atomic number (which reflects the number of protons in the nucleus of an atom). The higher the atomic number, the greater the number of protons in the nucleus. Periodic Table Chart When elements in the Periodic Table chart are arranged according to atomic number, elements show repeating, or periodic trends in their chemical and physical properties. The Periodic Table chart is organized like a large grid. The elements are placed in specific places because of the way they look and act. |