Roentgenium Isotopes

Proton number: 111

Roentgenium Stable Isotopes

There is no Roentgenium Stable isotopes known

Roentgenium Natural Radioactive isotopes

There is no Roentgenium Natural Radioactive isotopes known

Roentgenium 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;