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Opus in profectus

Nucleosynthesis

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xkcd: The universal label
Discovery and naming of the superheavy elements
number discovered systematic name named permanent name
101 1955 Unu unnilunium 1955 Md mendelevium
102 1966 Unb unnilbium 1957 No nobelium
103 1961 Unt unniltrium 1961 Lw lawrencium
104 1964 Unq unnilquadium 1997 Rf rutherfordium
105 1970 Unp unnilpentium 1997 Db dubnium
106 1974 Unh unnilhexium 1997 Sg seaborgium
107 1981 Uns unnilseptium 1997 Bh bohrium
108 1984 Uno unniloctium 1997 Hs hassium
109 1982 Une unnilennium 1997 Mt meitnerium
110 1994 Uun ununnilium 2003 Ds darmstadtium
111 1994 Uuu unununium 2004 Rg roentgenium
112 1996 Uub ununbium 2010 Cn copernicium
113 2003 Uut ununtrium 2016 Nh nihonium
114 1999 Uuq ununquadium 2012 Fl flerovium
115 2003 Uup ununpentium 2016 Mc moscovium
116 2000 Uuh ununhexium 2012 Lv livermorium
117 2010 Uus ununseptium 2016 Ts tennessine
118 2002 Uuo ununoctium 2016 Og oganesson
119   Uue ununennium      
120   Ubn unbinilium      
121   Ubu unbiunium      
122   Ubb unbibium