Octennennium

Octennennium (Oee)

Octennennium is the systematic name of the theoretical 899. element in the periodic table with a symbol of Oee and atomic number of 899. Octennennium, also known as element 899, has osm set devadesát devět protons in its nucleus, and osm set devadesát devět electrons in its shells.
Atomové Číslo899
Chemická ZnačkaOee
proton899
elektron899