roentgenium Definition

bohrium, chemical element, atomic number, meitnerium, ununtrium, mendelevium, unnilseptium, metallic element, ununoctium, unnilennium, philippium, transactinide, decipium, ilmenium, thorianite, pelopium, euxenite, transition element, binary compound, davyum, wasium, atomic weight, samarskite, actinon, eschynite, lanthanite, mesothorium, ununnilium, nagyagite, radioelement, platinoid, relative atomic mass, cerite, oxidation state, ekaboron, radiostrontium, tetrabasic, argyrodite, pentabasic, coronium, polybasite, oxidation number, tetradymite, uranite, metalammonium, skutterudite, hexabasic, torbernite, noble metal, tysonite, mass number, hydrogenium, stibine, osmiridium, uranic, organogen, protyle, terbium oxide, tellurate, zinnwaldite, vanadous, radiothorium, strontia, molybdous, calutron, baddeleyite, vanadic, protoxide, palladous, schreibersite, cobaltite, fluocerite, ekaluminium, germanite, bismuthinite, miargyrite, carboxide, arseno, uranate, niccolite, stibiconite, strontianite, molybdic, ozonide, cerargyrite, telluric acid, nuclear chemistry, fergusonite, osmious, atomic mass, terbia, ytterbite, nickeline, hyperoxide, pollucite, embolite, glaucophane, pimelite, ralstonite, bismuthine,