Septnilbium

Septnilbium (Snb)

Septnilbium is the systematic name of the theoretical 702. element in the periodic table with a symbol of Snb and atomic number of 702. Septnilbium, also known as element 702, has hét­száz­kettő protons in its nucleus, and hét­száz­kettő electrons in its shells.
Rendszám702
VegyjelSnb
proton702
elektron702