Chemical elements
  Ununbium
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Ununbium Isotopes






Proton number: 112


Stable Isotopes

There is no Ununbium Stable isotopes known

Natural Radioactive isotopes

There is no Ununbium Natural Radioactive isotopes known

Artificial Radioactive isotopes


Ununbium radioactive isotope number 1: 277Uub
Neutrons: 165;
Jn: Unknown;
Decay: α ~ 100.00 %;
t1/2: 0.00069s ≈ 0.69 ms;

Ununbium radioactive isotope number 2: 278Uub
Neutrons: 166;
Jn: 0+;
Decay: SF ?
α ?;
t1/2: 0.01s ≈ 10.00 ms;

Ununbium radioactive isotope number 3: 279Uub
Neutrons: 167;
Jn: Unknown;
Decay: SF ?
α ?;
t1/2: 0.1s ;

Ununbium radioactive isotope number 4: 280Uub
Neutrons: 168;
Jn: 0+;
Decay: SF ?
α ?;
t1/2: 1s ;

Ununbium radioactive isotope number 5: 282Uub
Neutrons: 170;
Jn: 0+;
Decay: SF ~ 100.00 %;
t1/2: 0.0005s ≈ 0.50 ms;

Ununbium radioactive isotope number 6: 283Uub
Neutrons: 171;
Jn: Unknown;
Decay: α ≥ 90.00 %
SF ≤ 10.00 %;
t1/2: 4s ;

Ununbium radioactive isotope number 7: 284Uub
Neutrons: 172;
Jn: 0+;
Decay: SF ~ 100.00 %;
t1/2: 0.101s ;

Ununbium radioactive isotope number 8: 285Uub
Neutrons: 173;
Jn: Unknown;
Decay: α ~ 100.00 %;
t1/2: 34s ;
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