Octununium (Ouu)

Octununium is the systematic name of the theoretical 811. element in the periodic table with a symbol of Ouu and atomic number of 811. Octununium, also known as element 811, has ութ­հարյուր տասն­մեկ protons in its nucleus, and ութ­հարյուր տասն­մեկ electrons in its shells.