# Inner electrons 120 # Outer electrons 78 # Protons 198 Abundance 7.36 An-Isotope 78:198 Approval Stats BE - Actual 1567.00 BE - Nucleon 7914.15 Decay 2B-, 2B- Element Platinum Half Life Stable Mass Actual 197.97 Mass Calculated 199.55 Mass H Norm 196.43 Stability Stable
