Like the periodic table, the list below organizes the elements by the number of protons in their atoms; it can also be organized by other properties, such as atomic weight, density, and …

For elements with no stable isotopes, the mass number of the isotope with the longest half-life is in parentheses.

Interactive periodic table with up-to-date element property data collected from authoritative sources. Look up chemical element names, symbols, atomic masses and other properties, …

May 17, 2014 · This element list includes the names, symbols, and atomic numbers of all 118 chemical elements, arranged in order of increasing atomic number. The atomic number is the …

There are 118 elements on the periodic table. Here's a list of all of the chemical elements of the periodic table ordered by increasing atomic number.

Oct 27, 2025 · Periodic table, in chemistry, is an organized array of all the chemical elements in order of increasing atomic number. When the elements are thus arranged, there is a recurring …

Explore the chemical elements through this periodic table ... The standard form of the periodic table shown here includes periods (shown horizontally) and groups (shown vertically).