These are two chemical elements that are very difficult to synthesize and are at the heavier end of the periodic table of ...

As you move down a group in the periodic table, the covalent radius increases ... These electrons screen or shield the outer electrons from the nuclear charge.

Elements after uranium on the periodic table have been synthesized for the ... through a partnership between the Joint Institute for Nuclear Research in Dubna, Russia, Lawrence Livermore National ...

Element 114 sits in an island of stability, a position in the periodic table where a spherical nuclear configuration suggests that half lives should be relatively long. That word 'relatively' is ...

We're kicking off our journey through the Periodic Table with a chemical that sometimes masquerades as diamond but is equally at home in the core of a nuclear reactor or even in an ironworks. To tell ...