Four new elements now have names.
In December, the International Union of Pure and Applied Chemistry officially recognized the discovery of elements 113, 115, 117 and 118, filling out the seventh row of the periodic table (SN: 2/6/16, p. 7). As is traditional in chemistry, the naming rights went to the discoverers: Scientists at RIKEN in Wako, Japan, named element 113, and a Russian-U.S. collaboration named the others.
Element 113 is dubbed “nihonium” with the chemical symbol Nh. Its name comes from the Japanese word Nihon, or “Land of the Rising Sun,” a name for Japan.
Element 115 will receive the moniker “moscovium,” shortened to Mc, after the Moscow region, home to the Joint Institute for Nuclear Research in