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Lawrencium Isotopes






Proton number: 103


Stable Isotopes

There is no Lawrencium Stable isotopes known

Natural Radioactive isotopes

There is no Lawrencium Natural Radioactive isotopes known

Artificial Radioactive isotopes


Lawrencium radioactive isotope number 1: 251Lr
Neutrons: 148;
Jn: Unknown;
Decay: α ?
ε ?;
t1/2: unknowns ;

Lawrencium radioactive isotope number 2: 252Lr
Neutrons: 149;
Jn: Unknown;
Decay: α
SF
ε;
t1/2: 0.36s ;

Lawrencium radioactive isotope number 3: 253Lr
Neutrons: 150;
Jn: Unknown;
Decay: α : 100.00 %
SF < 2.00 %;
t1/2: 0.57s ;

Lawrencium radioactive isotope number 4: 253Lr
Neutrons: 150;
Jn: Unknown;
Decay: α : 90.00 %
SF < 2.00 %;
t1/2: 1.5s ;

Lawrencium radioactive isotope number 5: 254Lr
Neutrons: 151;
Jn: Unknown;
Decay: α : 76.00 %
ε : 24.00 %
SF < 0.10 %;
t1/2: 13s ;

Lawrencium radioactive isotope number 6: 255Lr
Neutrons: 152;
Jn: Unknown;
Decay: α : 85.00 %
ε < 30.00 %
SF ≤ 0.10 %;
t1/2: 22s ;

Lawrencium radioactive isotope number 7: 256Lr
Neutrons: 153;
Jn: Unknown;
Decay: α : 85.00 %
ε : 15.00 %
SF < 0.03 %;
t1/2: 27s ;

Lawrencium radioactive isotope number 8: 257Lr
Neutrons: 154;
Jn: Unknown;
Decay: α ≤ 100.00 %
SF ≤ 0.03 %;
t1/2: 0.646s ;

Lawrencium radioactive isotope number 9: 258Lr
Neutrons: 155;
Jn: Unknown;
Decay: α > 95.00 %
SF < 5.00 %;
t1/2: 4.1s ;

Lawrencium radioactive isotope number 10: 259Lr
Neutrons: 156;
Jn: Unknown;
Decay: α : 78.00 %
SF : 22.00 %;
t1/2: 6.2s ;

Lawrencium radioactive isotope number 11: 260Lr
Neutrons: 157;
Jn: Unknown;
Decay: α : 80.00 %
ε < 40.00 %
SF < 10.00 %;
t1/2: 180s ≈ 3.00 m;

Lawrencium radioactive isotope number 12: 261Lr
Neutrons: 158;
Jn: Unknown;
Decay: SF : 100.00 %;
t1/2: 2340s ≈ 39.00 m;

Lawrencium radioactive isotope number 13: 262Lr
Neutrons: 159;
Jn: Unknown;
Decay: SF < 10.00 %
ε
α;
t1/2: 14400s ≈ 4.00 h;

Lawrencium radioactive isotope number 14: 263Lr
Neutrons: 160;
Jn: Unknown;
Decay: α ?;
t1/2: 18000s ≈ 5.00 h;

Lawrencium radioactive isotope number 15: 264Lr
Neutrons: 161;
Jn: Unknown;
Decay: SF ?
α ?;
t1/2: 36000s ≈ 10.00 h;

Lawrencium radioactive isotope number 16: 265Lr
Neutrons: 162;
Jn: Unknown;
Decay: SF ?
α ?;
t1/2: 36000s ≈ 10.00 h;

Lawrencium radioactive isotope number 17: 266Lr
Neutrons: 163;
Jn: Unknown;
Decay: α ?
SF ?;
t1/2: 3600s ≈ 1.00 h;
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