Input interpretation
Rb-100 (rubidium-100)
Decay properties
half-life | 51 ms (milliseconds) (39 to 67 ms) mean lifetime | 74 ms (milliseconds) (61.2 to 86.1 ms) decay constant | 14 per second specific activity | 8.1×10^10 TBq/g (terabecquerels per gram) width | 8.9×10^-15 eV (electronvolts) decay modes | β^- (electron emission) | β^-n (electron + delayed neutron) | β^-2n (electron + delayed 2 neutrons) final decay products | Ru-100 (90%) | Ru-99 (7%) | Mo-98 (0.3%) | Mo-97 (9×10^-4%) | Mo-96 (2.2×10^-7%) | Ru-98 (0%)
Decay modes
decay mode | β^- (electron emission) branching ratio | 94% Q-value | 13.524 MeV (megaelectronvolts) daughter nuclide | Sr-100 decay mode | β^-n (electron + delayed neutron) branching ratio | 5.6% Q-value | 7.419 MeV (megaelectronvolts) daughter nuclide | Sr-99 decay mode | β^-2n (electron + delayed 2 neutrons) branching ratio | 0.15% Q-value | 3.807 MeV (megaelectronvolts) daughter nuclide | Sr-98
Decay chain
Decay chain
Mass properties
atomic number (Z) | 37 mass number (A) | 100 neutron number | 63 atomic mass | 99.94987 u (unified atomic mass units) mass excess | -46.696 MeV (megaelectronvolts) binding energy per nucleon | 8.249 MeV (megaelectronvolts)
Mass properties
Nearby isotopes
Nearby isotopes