Pentocthexium (Poh)
Pentocthexium is the systematic name of the theoretical 586ú element in the periodic table with a symbol of Poh and atomic number of 586. Pentocthexium, also known as element 586, has cúig chéad ochtó a sé protons in its nucleus, and cúig chéad ochtó a sé electrons in its shells.