Ennoctseptium (Eos)

Ennoctseptium is the systematic name of the theoretical 987. element in the periodic table with a symbol of Eos and atomic number of 987. Ennoctseptium, also known as element 987, has yhdeksän­sataa­kahdeksan­kymmentä­seitsemän protons in its nucleus, and yhdeksän­sataa­kahdeksan­kymmentä­seitsemän electrons in its shells.