The classic Periodic Table organizes the chemical elements according to the number of protons that each has in its atomic nucleus. The Periodic Table of the Elements arranges all of the known elements in an informative array. Elements are arranged in order of increasing atomic number. read more
The periodic table lists all the known elements by increasing atomic number, which is simply the number of protons in the nucleus. If that were the only consideration, the chart would be simply a line, but that is not the case. read more
Periodic table of the elements, in chemistry, the organized array of all the chemical elements in order of increasing atomic number—i.e., the total number of protons in the atomic nucleus. read more
Quick Answer. The elements in the periodic table are organized by their atomic numbers, their electron configurations and the recurring properties found in them. read more