Pentunoctium (Puo)
Pentunoctium is the systematic name of the theoretical 518. element in the periodic table with a symbol of Puo and atomic number of 518. Pentunoctium, also known as element 518, has phisqa pachak chunka pusaq-ni-yuq protons in its nucleus, and phisqa pachak chunka pusaq-ni-yuq electrons in its shells.