Astatine – At85
Atomic Number 85 | Atomic Symbol At | Atomic Name Astatine
2.2
Osmium – Os76
Atomic Number 76 | Atomic Symbol Os | Atomic Name Osmium
Iridium – Ir77
Atomic Number 77 | Atomic Symbol Ir | Atomic Name Iridium
Ruthenium – Ru44
Atomic Number 44 | Atomic Symbol Ru | Atomic Name Ruthenium
Palladium – Pd46
Atomic Number 46 | Atomic Symbol Pd | Atomic Name Palladium
Hydrogen – H1
Atomic Number 1 | Atomic Symbol H | Atomic Name Hydrogen