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 ...

New experimental facilities are being built to help scientists to uncover properties of atoms and their nuclei in a regime of very large ... of the Periodic Table of the Elements and the Chart ...

But how many of these elements do you know? Test your knowledge and compete with other Live Science readers to see who can ...

The periodic table of elements (often known simply as the periodic table) has been helping scientists with their work for a little over 150 years. The handy visual reference guide organizes known ...

What do all these things have in common? They all have a link to the periodic table, which turned 150 in 2019! Here are some fascinating elements that you may never have heard of, but definitely ...

The covalent radius (a measure of how large individual atoms are ... As you move from left to right across the periodic table, atoms have more electrons in their outer energy level and more ...

Electronegativity, an essential characteristic of all elements in the periodic table, measures an atom's ability to attract ... two bonded atoms determines the bond's polarity, with a large difference ...