Pentbiquadium (Pbq)
Pentbiquadium is the systematic name of the theoretical 524ú element in the periodic table with a symbol of Pbq and atomic number of 524. Pentbiquadium, also known as element 524, has cúig chéad fiche a ceathair protons in its nucleus, and cúig chéad fiche a ceathair electrons in its shells.