Hexseptunium (Hsu)
Hexseptunium is the systematic name of the theoretical 671'инчи element in the periodic table with a symbol of Hsu and atomic number of 671. Hexseptunium, also known as element 671, has алты жүз жетимиш бир protons in its nucleus, and алты жүз жетимиш бир electrons in its shells.