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 ...

Just prior to the end of 2015, the International Union of Pure and Applied Chemistry (IUPAC to everyone, including itself) made a momentous announcement: it was accepting the existence of four new ...

When you see the periodic table, what comes to mind? The pieces on a Scrabble board? Maybe you think about your high school chemistry class. Maybe you think of the colorful table plastered on the wall ...

The periodic table is everywhere. Our classrooms. Our offices. Our labs. Its design has even inspired copycat versions categorizing desserts, superheroes, and more. People across the world, scientists ...

The 2019 International Year of the Periodic Table may be over, but we can continue celebrating the many ways that the periodic table can serve as an organizational tool, including as a guide for our ...

Chemistry textbooks as we know it are officially out of date, as four new elements will soon be added to the periodic table. Elements 113, 115, 117 and 118 have formally been recognized by the ...

I entered the Yale Medical Historical Library with the smell of tert-butyl methyl ether still lingering, phantom-like, from the organic chemistry lab I had just left. Tucked away in my lab notebook ...

The Chemistry Graduate Student Association and the American Chemical Society Drexel Student Affiliates had a very important prayer for the afternoon of Oct. 24: A relatively clear day with little to ...

The periodic table of chemical elements, often called the periodic table, organizes all discovered chemical elements in rows (called periods) and columns (called groups) according to increasing atomic ...