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 ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the ...

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 ...

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

New discoveries continuously refine our perspective, with many breakthroughs reported regularly. Whether revolutionary or ...

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 ...