Pentseptquadium (Psq)
Pentseptquadium is the systematic name of the theoretical 574. element in the periodic table with a symbol of Psq and atomic number of 574. Pentseptquadium, also known as element 574, has penki šimtai septyniasdešimt keturi protons in its nucleus, and penki šimtai septyniasdešimt keturi electrons in its shells.