Octununium (Ouu)

Octununium is the systematic name of the theoretical ٨١١. element in the periodic table with a symbol of Ouu and atomic number of 811. Octununium, also known as element 811, has ثمانية مائة وإحدى عشر protons in its nucleus, and ثمانية مائة وإحدى عشر electrons in its shells.