All 92 naturally occurring elements were identified in Europe while the artificial elements were mostly discovered in the USA
Author Archive for: Hans-Jürgen Quadbeck-Seeger (3)
Graphene Model
Professor H.-J. Quadbeck-Seeger, Germany, diplays the beauty of chemical structures with new molecular models - graphene shown
History of the Discovery of the Elements
The chronology of the discovery of the elements is a textbook example of scientific development