Since then, the periodic table has evolved to reflect over 150 years of scientific development and understanding in chemistry and physics. Today, with 118 known elements, it is widely regarded as one ...

The questions in this quiz are suitable for GCSE chemistry students studying Mendeleev's periodic table, electronic structure and the modern periodic table. If you struggled with the quiz ...

Tennessine (Ts) was officially recognized as element 117 by the International Union of Pure and Applied Chemistry (IUPAC) in 2016. 6 Oganesson (Og) is the most recently added superheavy element (SHE) ...

A chemistry major explores the complex ways the elements on the periodic table combine ... Students will be exposed to both the organic and inorganic branches of the field, with the former ...