Chemistry Nexus

The International Union of Pure and Applied Chemistry (IUPAC) announced IN January 2016 that the identification of the four new elements with atomic numbers 113, 115, 117, and 118 is verified and that the discoverers of elements 113, 115, 117, and 118 are invited to suggest names.

Element 113 has a temporary working (systematic) name and symbol: ununtrium, Uut. It was discovered by the RIKEN collaboration team in Japan who fulfilled the criteria for element Z=113.