Octseptseptium (Oss)

Octseptseptium is the systematic name of the theoretical ke-877 element in the periodic table with a symbol of Oss and atomic number of 877. Octseptseptium, also known as element 877, has lapan ratus tujuh puluh tujuh protons in its nucleus, and lapan ratus tujuh puluh tujuh electrons in its shells.