Octquadtrium (Oqt)
Octquadtrium is the systematic name of the theoretical 843. element in the periodic table with a symbol of Oqt and atomic number of 843. Octquadtrium, also known as element 843, has tmien mija u tlieta u erbgħin protons in its nucleus, and tmien mija u tlieta u erbgħin electrons in its shells.