The periodic table, also called the periodic table of elements, is an organized arrangement of the 118 known chemical elements. The chemical elements are arranged from left to right and top to bottom ...

The International Union of Pure and Applied Chemistry Joint Working Party has announced the official names and symbols of the chemical elements formerly known as 113, 115, 117 and 118. The proposed ...

This week, we meet the element lawrencium, which has the atomic symbol, Lr, and the chemical number, 103. It was named in honour of nuclear physicist Ernest O. Lawrence, who worked at the University ...

This week's chemical element is flerovium, which has the atomic symbol, Fl, and the atomic number, 114. This element, originally given the temporary name ununquadium, was formally named in 2012 for ...

To celebrate National Chemistry Week, which runs from Oct. 20-26, we asked a bunch of scientists, with help from the American Chemical Society, what their favorite periodic element is, and why. A ...