Hexquadennium (Hqe)

Hexquadennium is the systematic name of the theoretical 649ste element in the periodic table with a symbol of Hqe and atomic number of 649. Hexquadennium, also known as element 649, has seshonderd nege-en-veertig protons in its nucleus, and seshonderd nege-en-veertig electrons in its shells.