Octseptseptium (Oss)

Octseptseptium is the systematic name of the theoretical 877-и element in the periodic table with a symbol of Oss and atomic number of 877. Octseptseptium, also known as element 877, has осемстотин седемдесет и седем protons in its nucleus, and осемстотин седемдесет и седем electrons in its shells.