Bismuth-224
Properties and data of the isotope 224Bi.
See also: list of Bismuth isotopes.
General data
Name of the isotope:Bismuth-224; Bi-224Symbol:224Bi or 22483BiMass number A:224 (= number of nucleons)Atomic number Z:83 (= number of protons)Neutrons N:141Isotopic mass:224.03954(43) u (atomic weight of Bismuth-224)Nuclide mass:223.9940131 u (calculated nuclear mass without electrons)Mass excess:36.83127 MeVMass defect:1.831690812 u (per nucleus)Nuclear binding energy:1706.20900123 MeV (per nucleus)
7.61700447 MeV (average binding energy per nucleon)Separation energy:SN = 3.38(57) MeV (first neutron)Half-life:300 nsDecay constant λ:2310490.6018665 s-1Specific activity α:6.211651723214 × 10+27 Bq g-1
1.678824790057 × 10+17 Ci g-1Spin and parity:
(nuclear angular momentum)Year of discovery:2010
Radioactive Decay
Half-life T½ = 300 ns respectively 3.0 × 10-7 seconds s.
Decay
mode | Daughter | Probability | Decay energy | γ energy
(intensity) |
|---|
| β- | 224Po | ? | 6.92(44) MeV | |
| β-, n | 223Po | ? | 1.68(44) MeV | |
Isotones and Isobars
The following table shows the atomic nuclei that are isotonic (same neutron number N = 141) and isobaric (same nucleon number A = 224) with Bismuth-224. Naturally occurring isotopes are marked in green; light green = naturally occurring radionuclides.
| Z | Isotone N = 141 | Isobar A = 224 |
|---|
| 83 | 224Bi | 224Bi |
| 84 | 225Po | 224Po |
| 85 | 226At | 224At |
| 86 | 227Rn | 224Rn |
| 87 | 228Fr | 224Fr |
| 88 | 229Ra | 224Ra |
| 89 | 230Ac | 224Ac |
| 90 | 231Th | 224Th |
| 91 | 232Pa | 224Pa |
| 92 | 233U | 224U |
| 93 | 234Np | |
| 94 | 235Pu | |
| 95 | 236Am | |
| 96 | 237Cm | |
| 97 | 238Bk | |
| 98 | 239Cf | |
| 99 | 240Es | |
| 100 | 241Fm | |
Last update: 2020-10-23
Perma link: https://www.chemlin.org/isotope/bismuth-224
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