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 ...

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 ...

This year we celebrate the 150 th anniversary of Mendeleev’s achievement in formulating the structure of the periodic table that we use today. He announced his structure in 1869, but the challenge of ...

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 ...