Ruthenium-92
Properties and data of the isotope 92Ru.
See also: list of Ruthenium isotopes.
General data
Name of the isotope:Ruthenium-92; Ru-92Symbol:92Ru or 9244RuMass number A:92 (= number of nucleons)Atomic number Z:44 (= number of protons)Neutrons N:48Isotopic mass:91.9202344(24) u (atomic weight of Ruthenium-92)Nuclide mass:91.8960981 u (calculated nuclear mass without electrons)Mass excess:-74.30118 MeVMass defect:0.83998297600002 u (per nucleus)Nuclear binding energy:782.43910225 MeV (per nucleus)
8.50477285 MeV (average binding energy per nucleon)Separation energy:SN = 14.133(4) MeV (first neutron)
SP = 5.604(4) MeV (first proton)Half-life:3.65(5) minDecay constant λ:0.0031650556189952 s-1Specific activity α:2.094550633749 × 10+19 Bq g-1
566094765.87832 Ci g-1Spin and parity:
(nuclear angular momentum)0+Year of discovery:1971
Radioactive Decay
Half-life T½ = 3.65(5) min (minutes) respectively 2.19 × 102 seconds s.
Decay mode | Daughter | Probability | Decay energy | γ energy (intensity) |
---|
EE/β+ | 92Tc | 100 % | 4.624(4) MeV | |
Parent Nuclides
Direct parent isotopes are: 92Rh, 93Pd.
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 48) and isobaric (same nucleon number A = 92) with Ruthenium-92. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
Z | Isotone N = 48 | Isobar A = 92 |
26 | 74Fe | |
27 | 75Co | |
28 | 76Ni | |
29 | 77Cu | |
30 | 78Zn | |
31 | 79Ga | |
32 | 80Ge | |
33 | 81As | 92As |
34 | 82Se | 92Se |
35 | 83Br | 92Br |
36 | 84Kr | 92Kr |
37 | 85Rb | 92Rb |
38 | 86Sr | 92Sr |
39 | 87Y | 92Y |
40 | 88Zr | 92Zr |
41 | 89Nb | 92Nb |
42 | 90Mo | 92Mo |
43 | 91Tc | 92Tc |
44 | 92Ru | 92Ru |
45 | 93Rh | 92Rh |
46 | 94Pd | 92Pd |
47 | 95Ag | 92Ag |
48 | 96Cd | |
49 | 97In | |
External data and identifiers
Last update: 2020-10-15
Perma link: https://www.chemlin.org/isotope/ruthenium-92
© 1996 - 2024 ChemLin