Pentsepttrium (Pst)

Pentsepttrium is the systematic name of the theoretical ۵۷۳. element in the periodic table with a symbol of Pst and atomic number of 573. Pentsepttrium, also known as element 573, has پانصد و هفتاد و سه protons in its nucleus, and پانصد و هفتاد و سه electrons in its shells.