See also: List of individual Silver isotopes (and general data sources).
General data
Name of the isotope:Silver-108; Ag-108Symbol:108Ag or 10847AgMass number A:108 (= number of nucleons)Atomic number Z:47 (= number of protons)Neutrons N:61Nucleon pairing (Z - N):odd - oddNuclear ratio (N/Z ratio):1.2978723404255 (= neutron-proton ratio)Neutron excess (N-Z):14Isotopic mass:107.9059503(26) u (atomic weight of Silver-108)Nuclide mass:107.8801684 u (calculated nuclear mass without electrons)Mass excess:-87.60673 MeVMass defect:0.99038608000001 u (per nucleus)Nuclear binding energy:922.5386912 MeV (per nucleus) 8.54202492 MeV (average binding energy per nucleon)Separation energy:SN = 7.27141(17) MeV (first neutron) SP = 6.5231(23) MeV (first proton)Half-life:2.382(11) minDecay constant λ:0.0048498963095434 s-1Specific activity α:2.706686532695 × 10+19 Bq g-1 731536900.72859 Ci g-1Spin and parity: (nuclear angular momentum)1+Magnetic dipole moment:μ(μN) = 2.6838(16)Nuclear g-factor:gl = 2.6838Year of discovery:1937
Radioactive Decay
Half-life T½ = 2.382(11) min (minutes) respectively 1.4292 × 102 seconds s.
Decay mode
Daughter
Probability
Decay energy
γ energy (intensity)
EC/β+
108Pd
2.85(29) %
1.9174(26) MeV
β-
108Cd
97.15(20) %
1.6457(26) MeV
Nuclear Isomers
Nuclear isomers or excited states with the activation energy in keV related to the ground state.
The following table shows the atomic nuclei that are isotonic (same neutron number N = 61) and isobaric (same nucleon number A = 108) with Silver-108. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
