Four new elements complete the seventh row of the periodic table Confirmed discoveries of elements 113, 115, 117, and 118 fill the seventh row of the periodic table.

That periodic table poster on your wall is about to be out of date,
thanks to four new chemical elements that just received official
recognition. The newcomers are some of the heaviest ever
discovered, with atomic numbers of 113, 115, 117, and 118.
They will be named by the researchers who identified them,
the final step before the elements take up their rightful places
in the seventh row of the periodic table.

Read more: http://www.sciencemag.org/news/2016/01/four-new-elements-complete-seventh-row-periodic-table