Pentsepttrium (Pst)

Pentsepttrium is the systematic name of the theoretical 573. element in the periodic table with a symbol of Pst and atomic number of 573. Pentsepttrium, also known as element 573, has ხუთას­სამოცდა­ცამეტი protons in its nucleus, and ხუთას­სამოცდა­ცამეტი electrons in its shells.