Nobelium Isotopes
Proton number: 102
Stable Isotopes
Nobelium stable isotope number 1: 249No | | Neutrons: | 147; | | Abundance: | None%; | | Jn: | ; |
Natural Radioactive isotopes
There is no Nobelium Natural Radioactive isotopes known
Artificial Radioactive isotopes
Nobelium radioactive isotope number 1: 248No | | Neutrons: | 146; | | Jn: | 0+; | | Decay: | SF ?; | | t1/2: | 2E-06s ≈ 2.00 µs; |
Nobelium radioactive isotope number 2: 250No | | Neutrons: | 148; | | Jn: | 0+; | | Decay: | SF ~ 100.00 %
α < 2.00 %; | | t1/2: | 4.2E-06s ≈ 4.20 µs; |
Nobelium radioactive isotope number 3: 250No | | Neutrons: | 148; | | Jn: | 6+; | | Decay: | SF ~ 100.00 %; | | t1/2: | 4.6E-05s ≈ 46.00 µs; |
Nobelium radioactive isotope number 4: 251No | | Neutrons: | 149; | | Jn: | 7/2+; | | Decay: | α : 84.00 %
SF < 0.30 %
ε; | | t1/2: | 0.8s ; |
Nobelium radioactive isotope number 5: 251No | | Neutrons: | 149; | | Jn: | 1/2+; | | Decay: | α ~ 100.00 %; | | t1/2: | 1.02s ; |
Nobelium radioactive isotope number 6: 252No | | Neutrons: | 150; | | Jn: | 0+; | | Decay: | α > 66.70 %
SF : 32.20 %
ε < 1.10 %; | | t1/2: | 2.44s ; |
Nobelium radioactive isotope number 7: 253No | | Neutrons: | 151; | | Jn: | 9/2-; | | Decay: | α ≤ 100.00 %
ε; | | t1/2: | 97.2s ; |
Nobelium radioactive isotope number 8: 254No | | Neutrons: | 152; | | Jn: | 0+; | | Decay: | α : 90.00 %
ε : 10.00 %
SF : 0.17 %; | | t1/2: | 51s ; |
Nobelium radioactive isotope number 9: 254No | | Neutrons: | 152; | | Jn: | 0+; | | Decay: | IT > 80.00 %; | | t1/2: | 0.28s ; |
Nobelium radioactive isotope number 10: 255No | | Neutrons: | 153; | | Jn: | 1/2+; | | Decay: | α : 61.00 %
ε : 39.00 %; | | t1/2: | 186s ≈ 3.10 m; |
Nobelium radioactive isotope number 11: 256No | | Neutrons: | 154; | | Jn: | 0+; | | Decay: | α : 99.47 %
SF : 0.53 %; | | t1/2: | 2.91s ; |
Nobelium radioactive isotope number 12: 257No | | Neutrons: | 155; | | Jn: | 7/2+; | | Decay: | α ≤ 100.00 %
SF ≤ 1.50 %; | | t1/2: | 25s ; |
Nobelium radioactive isotope number 13: 258No | | Neutrons: | 156; | | Jn: | 0+; | | Decay: | SF ≤ 100.00 %; | | t1/2: | 0.0012s ≈ 1.20 ms; |
Nobelium radioactive isotope number 14: 259No | | Neutrons: | 157; | | Jn: | Unknown; | | Decay: | α : 75.00 %
ε : 25.00 %
SF < 10.00 %; | | t1/2: | 3480s ≈ 58.00 m; |
Nobelium radioactive isotope number 15: 260No | | Neutrons: | 158; | | Jn: | 0+; | | Decay: | SF : 100.00 %; | | t1/2: | 0.106s ; |
Nobelium radioactive isotope number 16: 261No | | Neutrons: | 159; | | Jn: | Unknown; | | Decay: | α
β -; | | t1/2: | unknowns ; |
Nobelium radioactive isotope number 17: 262No | | Neutrons: | 160; | | Jn: | 0+; | | Decay: | SF : 100.00 %; | | t1/2: | 0.005s ≈ 5.00 ms; |
Nobelium radioactive isotope number 18: 263No | | Neutrons: | 161; | | Jn: | Unknown; | | Decay: | SF ?
α ?; | | t1/2: | 1200s ≈ 20.00 m; |
Nobelium radioactive isotope number 19: 264No | | Neutrons: | 162; | | Jn: | 0+; | | Decay: | α ?; | | t1/2: | 60s ; |
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