element
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Information about Radon-205:
 |  |  | | | Wikipedia | Neutron Cross Sections | X-Ray Transitions | X-Ray Attenuation |
Mass-Energy Data:
| Atomic Mass: | 204.991668 | ± | 0.000122 | amu # |
| Excess Mass (Δ): | -7.761000 | ± | 0.114000 | MeV # |
| Binding Energy: | 1595.100000 | ± | 0.114000 | MeV # |
| β- Decay Energy: | -6.517000 | ± | 0.263000 | MeV # |
"The 1995 update to the atomic mass evaluation" by G.Audi and A.H.Wapstra,
Nuclear Physics A595 vol. 4 p.409-480, December 25, 1995.
Radioactive Decay Data:
- Spin: 5/2-
- Half life: 2.8 min ( 168 sec., λ = 0.00412588 s-1)
- Mode of decay:
E.C. to
(Q = 5.240 MeV)
Branch ratio: 77.00 %
- Mode of decay:
α to
(Q = 6.390 MeV)
Branch ratio: 23.00 %
- Possible parent nuclides:
- α from
R.R.Kinsey, et al.,The NUDAT/PCNUDAT Program for Nuclear Data,paper submitted to the 9 th International Symposium of Capture-Gamma_raySpectroscopy and Related Topics, Budapest, Hungary, Octover 1996.Data extracted from NUDAT database (Jan. 14/1999)
Magnetic Dipole Moments and Electric Quadrupole Moments
| Ex(kev) | T1/2 | Spin | | m(nm) | | Q(b) | | Ref. Std. | Method | Reference |
| 0 | 2.83 m | 5/2- | | +0.802(9) | | | | [209Rn] | CFBLS | HFI 34 25 (87) |
| | | | | | +0.062(6) | | | CFBLS | CERN EP/87 51 (87) |
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N. J. Stone, Table of Nuclear Magnetic Dipole and Electric Quadrupole Moments, to be published. 2000 Courtesy of T. Burrows at BNL/NNDC.
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