Ruthenium-107
Properties and data of the isotope 107Ru.
See also: list of Ruthenium isotopes.
General data
Name of the isotope:Ruthenium-107; Ru-107Symbol:107Ru or 10744RuMass number A:107 (= number of nucleons)Atomic number Z:44 (= number of protons)Neutrons N:63Isotopic mass:106.909970(9) u (atomic weight of Ruthenium-107)Nuclide mass:106.8858337 u (calculated nuclear mass without electrons)Mass excess:-83.8624 MeVMass defect:0.98022111600001 u (per nucleus)Nuclear binding energy:913.07008823 MeV (per nucleus)
8.53336531 MeV (average binding energy per nucleon)Separation energy:SN = 5.611(10) MeV (first neutron)
SP = 11.375(15) MeV (first proton)Half-life:3.75(5) minDecay constant λ:0.003080654135822 s-1Specific activity α:1.750201240251 × 10+19 Bq g-1
473027362.23016 Ci g-1Spin and parity:
(nuclear angular momentum)(5/2)+Year of discovery:1951
Radioactive Decay
Half-life T½ = 3.75(5) min (minutes) respectively 2.25 × 102 seconds s.
Decay mode | Daughter | Probability | Decay energy | γ energy (intensity) |
---|
β- | 107Rh | 100 % | 3.001(15) MeV | |
Parent Nuclides
Direct parent isotope is: 107Tc.
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 63) and isobaric (same nucleon number A = 107) with Ruthenium-107. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
Z | Isotone N = 63 | Isobar A = 107 |
35 | 98Br | |
36 | 99Kr | |
37 | 100Rb | |
38 | 101Sr | 107Sr |
39 | 102Y | 107Y |
40 | 103Zr | 107Zr |
41 | 104Nb | 107Nb |
42 | 105Mo | 107Mo |
43 | 106Tc | 107Tc |
44 | 107Ru | 107Ru |
45 | 108Rh | 107Rh |
46 | 109Pd | 107Pd |
47 | 110Ag | 107Ag |
48 | 111Cd | 107Cd |
49 | 112In | 107In |
50 | 113Sn | 107Sn |
51 | 114Sb | 107Sb |
52 | 115Te | 107Te |
53 | 116I | |
54 | 117Xe | |
55 | 118Cs | |
56 | 119Ba | |
57 | 120La | |
58 | 121Ce | |
59 | 122Pr | |
External data and identifiers
Last update: 2020-10-15
Perma link: https://www.chemlin.org/isotope/ruthenium-107
© 1996 - 2024 ChemLin