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Ununquinquavigintium


126

Uup

Ununquinquavigintium
294.00000
2
8
18
32
8
2
2
38

Source

Ununquinquavigintium is a synthetic chemical element with the symbol Uup and atomic number 126. It is an extremely radioactive synthetic element. Ununquinquavigintium was first created in 1994 by the GSI Helmholtz Centre for Heavy Ion Research near Darmstadt, Germany.