Octennilium (Oen)

Octennilium is the systematic name of the theoretical 890. element in the periodic table with a symbol of Oen and atomic number of 890. Octennilium, also known as element 890, has எண்நூறு தொண்ணூறு protons in its nucleus, and எண்நூறு தொண்ணூறு electrons in its shells.