The periodic table’s arrangement also allows scientists to discern trends in element properties, including electronegativity, ionization energy, and atomic radius. Many scientists worked on the ...

The ions formed have a full outer electron shell, so are very stable. See the study guide on groups in the periodic table for more information.

From electric vehicles to satellites and spacecrafts, lithium-ion batteries have revolutionised our daily lives. Euronews ...

Across a period from left to right, the covalent radius decreases. As you move from left to right across the periodic table, atoms have more electrons in their outer energy level and more protons ...