Ennennseptium (Ees)

Ennennseptium is the systematic name of the theoretical 997'инчи element in the periodic table with a symbol of Ees and atomic number of 997. Ennennseptium, also known as element 997, has тогуз жүз токсон жети protons in its nucleus, and тогуз жүз токсон жети electrons in its shells.