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Periodic table
›
osmium
›
Os-187
Osmium-187 (Os-187)
Identity
Protons
76
Neutrons
111
Mass number
187
Mass
186.96 ± 0.79 u
Mass excess
-41.219 MeV
Spin
1/2-*
Stability
stable
Natural occurrence
1.960 %
of osmium
Produced by
Re-187
All isotopes of osmium