Pentquadtrium (Pqt)

Pentquadtrium is the systematic name of the theoretical 543. element in the periodic table with a symbol of Pqt and atomic number of 543. Pentquadtrium, also known as element 543, has հինգ­հարյուր քառասուն­երեք protons in its nucleus, and հինգ­հարյուր քառասուն­երեք electrons in its shells.