Pentennoctium (Peo)

Pentennoctium is the systematic name of the theoretical 598. element in the periodic table with a symbol of Peo and atomic number of 598. Pentennoctium, also known as element 598, has հինգ­հարյուր իննասուն­ութ protons in its nucleus, and հինգ­հարյուր իննասուն­ութ electrons in its shells.