Pentennquadium (Peq)
Pentennquadium is the systematic name of the theoretical 594ú element in the periodic table with a symbol of Peq and atomic number of 594. Pentennquadium, also known as element 594, has cúig chéad nócha a ceathair protons in its nucleus, and cúig chéad nócha a ceathair electrons in its shells.