3 ms·
(2017) 119 ("Ununennium") still has yet to be synthesized or discovered. https://en.wikipedia.org/wiki/Ununennium https://en.wikipedia.org/wiki/Ununennium
by WalterGR 5y ago
(2017)
119 ("Ununennium") still has yet to be synthesized or discovered. https://en.wikipedia.org/wiki/Ununennium https://en.wikipedia.org/wiki/Ununennium