Roentgenium Isotopes
Proton number: 111
Stable Isotopes
There is no Roentgenium Stable isotopes known
Natural Radioactive isotopes
There is no Roentgenium Natural Radioactive isotopes known
Artificial Radioactive isotopes
Roentgenium radioactive isotope number 1: 272Rg | | Neutrons: | 161; | | Jn: | Unknown; | | Decay: | α ~ 100.00 %; | | t1/2: | 0.0038s ≈ 3.80 ms; |
Roentgenium radioactive isotope number 2: 273Rg | | Neutrons: | 162; | | Jn: | Unknown; | | Decay: | α ?; | | t1/2: | 0.005s ≈ 5.00 ms; |
Roentgenium radioactive isotope number 3: 274Rg | | Neutrons: | 163; | | Jn: | Unknown; | | Decay: | α ~ 100.00 %; | | t1/2: | 0.0064s ≈ 6.40 ms; |
Roentgenium radioactive isotope number 4: 275Rg | | Neutrons: | 164; | | Jn: | Unknown; | | Decay: | α ?; | | t1/2: | 0.01s ≈ 10.00 ms; |
Roentgenium radioactive isotope number 5: 276Rg | | Neutrons: | 165; | | Jn: | Unknown; | | Decay: | SF ?
α ?; | | t1/2: | 0.1s ; |
Roentgenium radioactive isotope number 6: 277Rg | | Neutrons: | 166; | | Jn: | Unknown; | | Decay: | SF ?
α ?; | | t1/2: | 1s ; |
Roentgenium radioactive isotope number 7: 278Rg | | Neutrons: | 167; | | Jn: | Unknown; | | Decay: | α ?
SF ?; | | t1/2: | 1s ; |
Roentgenium radioactive isotope number 8: 279Rg | | Neutrons: | 168; | | Jn: | Unknown; | | Decay: | α ~ 100.00 %; | | t1/2: | 0.17s ; |
Roentgenium radioactive isotope number 9: 280Rg | | Neutrons: | 169; | | Jn: | Unknown; | | Decay: | α ~ 100.00 %; | | t1/2: | 3.6s ; |
Roentgenium radioactive isotope number 10: 281Rg | | Neutrons: | 170; | | Jn: | Unknown; | | Decay: | α ?
SF ?; | | t1/2: | 60s ; |
Roentgenium radioactive isotope number 11: 282Rg | | Neutrons: | 171; | | Jn: | Unknown; | | Decay: | α ?
SF ?; | | t1/2: | 240s ≈ 4.00 m; |
Roentgenium radioactive isotope number 12: 283Rg | | Neutrons: | 172; | | Jn: | Unknown; | | Decay: | α ?
SF ?; | | t1/2: | 600s ≈ 10.00 m; |
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