Input interpretation
![Tc-99 | daughter nuclides](../image_source/eb814398fd6cefe3e65e94665c794b09.png)
Tc-99 | daughter nuclides
Result
![Ru-99](../image_source/8e62d0965b623df6d33b9b144bedea04.png)
Ru-99
Natural abundance
![12.76%](../image_source/1ce8f4d7ec099b67a7f5c9aba5ad7ed4.png)
12.76%
Decay mode
![decay mode | β^- (electron emission) Q-value | 293.83 keV (kiloelectronvolts) daughter nuclide | Ru-99](../image_source/db9b8289db3fde2ab1389d70817ce8bc.png)
decay mode | β^- (electron emission) Q-value | 293.83 keV (kiloelectronvolts) daughter nuclide | Ru-99
Mass properties
![atomic number (Z) | 44 mass number (A) | 99 neutron number | 55 atomic mass | 98.905939302 u (unified atomic mass units) mass excess | -87.616977 MeV (megaelectronvolts) binding energy per nucleon | 8.608627 MeV (megaelectronvolts)](../image_source/38a10c3d136d49835880ea2c10f504b8.png)
atomic number (Z) | 44 mass number (A) | 99 neutron number | 55 atomic mass | 98.905939302 u (unified atomic mass units) mass excess | -87.616977 MeV (megaelectronvolts) binding energy per nucleon | 8.608627 MeV (megaelectronvolts)
![Mass properties](../image_source/e942976d44cabb550cdbc48a34d6fa3a.png)
Mass properties
Nearby isotopes
![Nearby isotopes](../image_source/c4a7b5270e91bd065051a3c45bea2bc8.png)
Nearby isotopes
Quantum properties
![spin parity J^π | 5/2^+ (atomic fermion) magnetic moment | -0.641 μ_N electric quadrupole moment | 0.079 eb (electron barns)](../image_source/47a1c9b26c1e92422c796d0823f7ad9d.png)
spin parity J^π | 5/2^+ (atomic fermion) magnetic moment | -0.641 μ_N electric quadrupole moment | 0.079 eb (electron barns)
![Quantum properties](../image_source/c838dceefad59bab1f310ad0e7b62e98.png)
Quantum properties
Excitations
![E_level | spin parity J^π | half-life τ_1/2 | width Δ 89.68 keV (kiloelectronvolts) | 3/2^+ | 2.05×10^-8 seconds | 2.23×10^-8 eV (electronvolts) 322.38 keV (kiloelectronvolts) | 3/2^+ | (unknown) | (unknown) 340.73 keV (kiloelectronvolts) | 7/2^+ | (unknown) | (unknown) 442.71 keV (kiloelectronvolts) | 3/2^+ | 1.1×10^-11 seconds | 4.1×10^-5 eV (electronvolts) 575.89 keV (kiloelectronvolts) | 5/2^+ | 1.1×10^-12 seconds | 4.1×10^-4 eV (electronvolts) 617.62 keV (kiloelectronvolts) | 7/2^+ | 7×10^-13 seconds | 7×10^-4 eV (electronvolts) 618.04 keV (kiloelectronvolts) | 1/2^+ | 1.04×10^-9 seconds | 4.39×10^-7 eV (electronvolts) 719.85 keV (kiloelectronvolts) | 9/2^+ | 2.25×10^-12 seconds | 2.03×10^-4 eV (electronvolts) 734.13 keV (kiloelectronvolts) | 5/2^+ | (unknown) | (unknown) 896.93 keV (kiloelectronvolts) | 1/2^+ or 3/2^+ or 5/2^+ (uncertain) | 1.5×10^-10 seconds | 3×10^-6 eV (electronvolts)](../image_source/f73f59350ad12dc2330cf9e74b140308.png)
E_level | spin parity J^π | half-life τ_1/2 | width Δ 89.68 keV (kiloelectronvolts) | 3/2^+ | 2.05×10^-8 seconds | 2.23×10^-8 eV (electronvolts) 322.38 keV (kiloelectronvolts) | 3/2^+ | (unknown) | (unknown) 340.73 keV (kiloelectronvolts) | 7/2^+ | (unknown) | (unknown) 442.71 keV (kiloelectronvolts) | 3/2^+ | 1.1×10^-11 seconds | 4.1×10^-5 eV (electronvolts) 575.89 keV (kiloelectronvolts) | 5/2^+ | 1.1×10^-12 seconds | 4.1×10^-4 eV (electronvolts) 617.62 keV (kiloelectronvolts) | 7/2^+ | 7×10^-13 seconds | 7×10^-4 eV (electronvolts) 618.04 keV (kiloelectronvolts) | 1/2^+ | 1.04×10^-9 seconds | 4.39×10^-7 eV (electronvolts) 719.85 keV (kiloelectronvolts) | 9/2^+ | 2.25×10^-12 seconds | 2.03×10^-4 eV (electronvolts) 734.13 keV (kiloelectronvolts) | 5/2^+ | (unknown) | (unknown) 896.93 keV (kiloelectronvolts) | 1/2^+ or 3/2^+ or 5/2^+ (uncertain) | 1.5×10^-10 seconds | 3×10^-6 eV (electronvolts)