Penthexseptium (Phs)

Penthexseptium is the systematic name of the theoretical 567. element in the periodic table with a symbol of Phs and atomic number of 567. Penthexseptium, also known as element 567, has fimm­hundrað­og­seksti­sjey protons in its nucleus, and fimm­hundrað­og­seksti­sjey electrons in its shells.