“roentgenium”#111
(atomic #111) (named after physicist ‘wilhelm rontgen’) (the discoverer of ‘x-rays’) . . *π¨βπ¬π΅οΈββοΈπββοΈ*SKETCHES*πββοΈπ©βπ¬π΅οΈββοΈ* . . ππ|/\-*WIKI-LINK*-/\|ππ . . πππ β *βDARMSTADTIUMβ (#110)* . *βCOPERNICIUMβ […]