Rhodium-98
Properties and data of the isotope 98Rh.
See also: list of Rhodium isotopes.
General data
Name of the isotope:Rhodium-98; Rh-98Symbol:98Rh or 9845RhMass number A:98 (= number of nucleons)Atomic number Z:45 (= number of protons)Neutrons N:53Isotopic mass:97.910708(13) u (atomic weight of Rhodium-98)Nuclide mass:97.8860232 u (calculated nuclear mass without electrons)Mass excess:-83.17496 MeVMass defect:0.900658988 u (per nucleus)Nuclear binding energy:838.95844337 MeV (per nucleus)
8.56080044 MeV (average binding energy per nucleon)Separation energy:SN = 8.65(4) MeV (first neutron)
SP = 4.344(12) MeV (first proton)Half-life:8.72(12) minDecay constant λ:0.0013248225928134 s-1Specific activity α:8.225018833349 × 10+18 Bq g-1
222297806.30673 Ci g-1Spin and parity:
(nuclear angular momentum)(2)+Year of discovery:1955
Radioactive Decay
Half-life T½ = 8.72(12) min (minutes) respectively 5.232 × 102 seconds s.
Decay mode | Daughter | Probability | Decay energy | γ energy (intensity) |
---|
EE/β+ | 98Ru | 100 % | 5.050(14) MeV | |
Parent Nuclides
Direct parent isotope is: 98Pd.
Nuclear Isomers
Nuclear isomers or excited states with the activation energy in keV related to the ground state.
Nuclear Isomer | Excitation Energy | Half-life | Spin |
---|
98mRh | +x keV | 3.6(2) min | (5+) |
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 53) and isobaric (same nucleon number A = 98) with Rhodium-98. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
OZ | Isotone N = 53 | Isobar A = 98 |
29 | 82Cu | |
30 | 83Zn | |
31 | 84Ga | |
32 | 85Ge | |
33 | 86As | |
34 | 87Se | |
35 | 88Br | 98Br |
36 | 89Kr | 98Kr |
37 | 90Rb | 98Rb |
38 | 91Sr | 98Sr |
39 | 92Y | 98Y |
40 | 93Zr | 98Zr |
41 | 94Nb | 98Nb |
42 | 95Mo | 98Mo |
43 | 96Tc | 98Tc |
44 | 97Ru | 98Ru |
45 | 98Rh | 98Rh |
46 | 99Pd | 98Pd |
47 | 100Ag | 98Ag |
48 | 101Cd | 98Cd |
49 | 102In | 98In |
50 | 103Sn | |
51 | 104Sb | |
52 | 105Te | |
External data and identifiers
Last update: 2020-10-15
Perma link: https://www.chemlin.org/isotope/rhodium-98
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