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 ...

The zigzag, staircase, line in the diagram of the periodic table above separates the metals, on the left, from non-metals, on the right. Hydrogen is a non-metal, but it is often put in the middle.

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract electrons towards ... with a large difference indicating a polar covalent ...

For the last fifty or so years, the periodic table has been incomplete. Elements after uranium on the periodic table have been synthesized for the past few decades, but there were always a few ...

Can France claim the first periodic table? Probably not, but a French Geology Professor made a significant advance towards it, even though at the time few people were aware of it. Alexandre Béguyer de ...

The ACS is making educational resources available by topic to aid parents and teachers during this time of distance learning. The Periodic Table is an amazing chemistry tool that is organized with ...

A chemical element is one of those squares on the periodic table that adorns many a classroom wall. Sure. But what is an element really? It is a more subtle question that you might realise.

Researchers may have found a way to create a new superheavy element, known as "element 120," which would be so hefty that it ...

We are extremely pleased to announce the installation of a stunning periodic table of the elements. Because it is really over 100 individual displays of the elements ...