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Rhenium-176

Properties and data of the isotope 176Re.


Content

See also: list of Rhenium isotopes.

 

General data

Name of the isotope:Rhenium-176; Re-176Symbol:176Re or 17675ReMass number A:176 (= number of nucleons)Atomic number Z:75 (= number of protons)Neutrons N:101Isotopic mass:175.95162(3) u (atomic weight of Rhenium-176)Nuclide mass:175.9104807 u (calculated nuclear mass without electrons)Mass excess:-45.06568 MeVMass defect:1.510413916 u (per nucleus)Nuclear binding energy:1406.94150027 MeV (per nucleus)
7.9939858 MeV (average binding energy per nucleon)
Separation energy:SN = 7.85(4) MeV (first neutron)
SP = 2.72(4) MeV (first proton)
Half-life:5.3(3) minDecay constant λ:0.0021797081149684 s-1Specific activity α:7.50086245822 × 10+18 Bq g-1
202726012.38435 Ci g-1
Spin and parity:
(nuclear angular momentum)
(3+)Year of discovery:1967

 

Radioactive Decay

Half-life T½ = 5.3(3) min (minutes) respectively 3.18 × 102 seconds s.

Decay modeDaughterProbabilityDecay energyγ energy
(intensity)
EE/β+176W100 %5.58(4) MeV

 

Parent Nuclides

Direct parent isotope is: 176Os.

 

Isotones and Isobars

The following table shows the atomic nuclei that are isotonic (same neutron number N = 101) and isobaric (same nucleon number A = 176) with Rhenium-176. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.

 

OZIsotone N = 101Isobar A = 176
59160Pr
60161Nd
61162Pm
62163Sm
63164Eu
64165Gd
65166Tb
66167Dy
67168Ho
68169Er176Er
69170Tm176Tm
70171Yb176Yb
71172Lu176Lu
72173Hf176Hf
73174Ta176Ta
74175W176W
75176Re176Re
76177Os176Os
77178Ir176Ir
78179Pt176Pt
79180Au176Au
80181Hg176Hg
81182Tl176Tl
82183Pb
83184Bi

 

External data and identifiers

Adopted Levels, Gammas:NuDat 176Re

 


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Last update: 2020-10-21


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