Pentocthexium (Poh)
Pentocthexium is the systematic name of the theoretical ۵۸۶. element in the periodic table with a symbol of Poh and atomic number of 586. Pentocthexium, also known as element 586, has پانصد و هشتاد و شش protons in its nucleus, and پانصد و هشتاد و شش electrons in its shells.