• CORRECTION: On Jan. 7, 2016, this story was changed to correct the atomic number for livermorium and to clarify that IUPAC was the group that gave temporary names to the new elements.
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Web Date: January 5, 2016

Seventh Row Of The Periodic Table Is Now Complete With Addition Of Four Elements

Nuclear Chemistry: IUPAC gives its stamp of approval and will issue a new table
Department: Science & Technology
Keywords: periodic table, IUPAC, superheavy, element 113, element 115, element 117, element 118

With the addition of four new elements, the seventh row of the periodic table is officially full, the International Union of Pure & Applied Chemistry (IUPAC) announced on Dec. 30.

A joint committee made up of IUPAC and the International Union of Pure & Applied Physics gave its stamp of approval, and IUPAC temporarily gave element 113 the name ununtrium (Uut), . . .

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