Hexquadbium (Hqb)

Hexquadbium is the systematic name of the theoretical 642e element in the periodic table with a symbol of Hqb and atomic number of 642. Hexquadbium, also known as element 642, has zes­honderd­twee­ën­veertig protons in its nucleus, and zes­honderd­twee­ën­veertig electrons in its shells.