However, researchers predict that once elements reach a certain size, they will reach an "island ... Test your knowledge with ...

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 ...

The periodic table can be divided into metals ... a particle diagram must be the same colour and size. A particle diagram can represent a solid element, a liquid element or a gaseous element.

As you move down a group in the periodic table, the covalent radius increases. Atoms increase in size. This is because of the screening effect of the filled inner electron levels. These electrons ...

More than 75 years after its initial discovery, scientists have created an organometallic molecule containing the transuranium element berkelium. According to a new study, the electronic signature of ...

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 ...

Scientists have found that our bodies need 28 different elements to function properly. These are almost one-quarter of the periodic table and are mainly found in the first four periods.