| − | {{Element | name=Roentgenium | symbol=Rg | anumber=111 | amass=272 amu | state=Presumed to be a Solid | class=Transactinides | cstructure=Unknown | color=Unknown | date=1994 | discname=S.Hofmann, V.Ninov, F.P.Heßberger, P.Armbruster, H.Folger, G.Münzenberg and H.J.Schött | origname=Named after the discoverer of X-Rays, Wilhelm Conrad Roentgen. | uses=Research interest only. | obtained=Synthetically produced element normally produced by fusing two lighter elements in a heavy ion accelerator. }} | + | {{Element | name=Roentgenium | symbol=Rg | anumber=111 | amass=272 amu | state=Presumed to be a Solid | class=Transactinides | cstructure=Unknown | color=Unknown | date=1994 | discname=S.Hofmann, V.Ninov, F.P.Heßberger, P.Armbruster, H.Folger, G.Münzenberg and H.J.Schött | origname=Named after the discoverer of X-Rays, [[Wilhelm Conrad Roentgen]]. | uses=Research interest only. | obtained=Synthetically produced element normally produced by fusing two lighter elements in a heavy ion accelerator. }} |