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 fënnef­honnert­dräianvéierzeg protons in its nucleus, and fënnef­honnert­dräianvéierzeg electrons in its shells.