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 ħames mija u tlieta u sebgħin protons in its nucleus, and ħames mija u tlieta u sebgħin electrons in its shells.