Septpentseptium (Sps)

Septpentseptium is the systematic name of the theoretical 757-и element in the periodic table with a symbol of Sps and atomic number of 757. Septpentseptium, also known as element 757, has седемстотин петдесет и седем protons in its nucleus, and седемстотин петдесет и седем electrons in its shells.