iupac

In 2011, there will be a change in atomic mass of 10 chemical elements in the Periodic Classification of Chemical Elements. For the first time in history, atomic mass ...

Full chemical periodic table - Along with the recognition of element 113 as a chemical element, IUPAC has officially introduced three other elements with atomic numbers of 115, 117

Named Copernicium to pay homage to an influential scientist in the history of human civilization, to highlight the connection between astronomy and the field of nuclear chemistry.