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Zirconium Isotopes

Proton number: 40

Stable Isotopes


Zirconium stable isotope number 1: 90Zr
Neutrons: 50;
Abundance: 51.45%;
Jn: 0+;

Zirconium stable isotope number 2: 91Zr
Neutrons: 51;
Abundance: 11.22%;
Jn: 5/2+;

Zirconium stable isotope number 3: 92Zr
Neutrons: 52;
Abundance: 17.15%;
Jn: 0+;

Zirconium stable isotope number 4: 94Zr
Neutrons: 54;
Abundance: 17.38%;
Jn: 0+;

Natural Radioactive isotopes


Zirconium radioactive isotope number 1: 96Zr
Neutrons: 56;
Abundance: 2.8%;
Jn: 0+;
Decay: 2β -;
t1/2: 1.229904E+28s ≈ 3.900000e+20 y;

Artificial Radioactive isotopes


Zirconium radioactive isotope number 1: 78Zr
Neutrons: 38;
Jn: 0+;
Decay: ε ?
ε p ?;
t1/2: 2E-07s ≈ 0.20 µs;

Zirconium radioactive isotope number 2: 79Zr
Neutrons: 39;
Jn: Unknown;
Decay: ε
ε p;
t1/2: 0.056s ≈ 56.00 ms;

Zirconium radioactive isotope number 3: 80Zr
Neutrons: 40;
Jn: 0+;
Decay: ε : 100.00 %
ε p;
t1/2: 4.6s ;

Zirconium radioactive isotope number 4: 81Zr
Neutrons: 41;
Jn: 3/2-;
Decay: ε : 100.00 %
ε p : 0.12 %;
t1/2: 5.5s ;

Zirconium radioactive isotope number 5: 82Zr
Neutrons: 42;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 32s ;

Zirconium radioactive isotope number 6: 83Zr
Neutrons: 43;
Jn: 1/2-;
Decay: ε : 100.00 %
ε p;
t1/2: 41.6s ;

Zirconium radioactive isotope number 7: 84Zr
Neutrons: 44;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 1554s ≈ 25.90 m;

Zirconium radioactive isotope number 8: 85Zr
Neutrons: 45;
Jn: 7/2+;
Decay: ε : 100.00 %;
t1/2: 471.6s ≈ 7.86 m;

Zirconium radioactive isotope number 9: 85Zr
Neutrons: 45;
Jn: 1/2-;
Decay: IT ≤ 92.00 %
ε > 8.00 %;
t1/2: 10.9s ;

Zirconium radioactive isotope number 10: 86Zr
Neutrons: 46;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 59400s ≈ 16.50 h;

Zirconium radioactive isotope number 11: 87Zr
Neutrons: 47;
Jn: 9/2+;
Decay: ε : 100.00 %;
t1/2: 6048s ≈ 1.68 h;

Zirconium radioactive isotope number 12: 87Zr
Neutrons: 47;
Jn: 1/2-;
Decay: IT : 100.00 %;
t1/2: 14s ;

Zirconium radioactive isotope number 13: 88Zr
Neutrons: 48;
Jn: 0+;
Decay: ε : 100.00 %;
t1/2: 7205760s ≈ 83.40 d;

Zirconium radioactive isotope number 14: 89Zr
Neutrons: 49;
Jn: 9/2+;
Decay: ε : 100.00 %;
t1/2: 282276s ≈ 3.27 d;

Zirconium radioactive isotope number 15: 89Zr
Neutrons: 49;
Jn: 1/2-;
Decay: IT : 93.77 %
ε : 6.23 %;
t1/2: 249.66s ≈ 4.16 m;

Zirconium radioactive isotope number 16: 90Zr
Neutrons: 50;
Jn: 5-;
Decay: IT : 100.00 %;
t1/2: 0.8092s ;

Zirconium radioactive isotope number 17: 93Zr
Neutrons: 53;
Jn: 5/2+;
Decay: β - : 100.00 %;
t1/2: 4.825008E+13s ≈ 1.530000e+6 y;

Zirconium radioactive isotope number 18: 95Zr
Neutrons: 55;
Jn: 5/2+;
Decay: β - : 100.00 %;
t1/2: 5532365s ≈ 64.03 d;

Zirconium radioactive isotope number 19: 97Zr
Neutrons: 57;
Jn: 1/2+;
Decay: β - : 100.00 %;
t1/2: 60278.4s ≈ 16.74 h;

Zirconium radioactive isotope number 20: 98Zr
Neutrons: 58;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 30.7s ;

Zirconium radioactive isotope number 21: 99Zr
Neutrons: 59;
Jn: 1/2+;
Decay: β - : 100.00 %;
t1/2: 2.1s ;

Zirconium radioactive isotope number 22: 100Zr
Neutrons: 60;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 7.1s ;

Zirconium radioactive isotope number 23: 101Zr
Neutrons: 61;
Jn: 3/2+;
Decay: β - : 100.00 %;
t1/2: 2.3s ;

Zirconium radioactive isotope number 24: 102Zr
Neutrons: 62;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 2.9s ;

Zirconium radioactive isotope number 25: 103Zr
Neutrons: 63;
Jn: 5/2-;
Decay: β - : 100.00 %;
t1/2: 1.3s ;

Zirconium radioactive isotope number 26: 104Zr
Neutrons: 64;
Jn: 0+;
Decay: β - : 100.00 %;
t1/2: 1.2s ;

Zirconium radioactive isotope number 27: 105Zr
Neutrons: 65;
Jn: Unknown;
Decay: β - : 100.00 %;
t1/2: 0.6s ;

Zirconium radioactive isotope number 28: 106Zr
Neutrons: 66;
Jn: 0+;
Decay: β - ?;
t1/2: 1.5E-07s ≈ 0.15 µs;

Zirconium radioactive isotope number 29: 107Zr
Neutrons: 67;
Jn: Unknown;
Decay: β - : 100.00 %;
t1/2: 0.15s ;

Zirconium radioactive isotope number 30: 108Zr
Neutrons: 68;
Jn: 0+;
Decay: β -
β -n;
t1/2: 0.08s ≈ 80.00 ms;

Zirconium radioactive isotope number 31: 109Zr
Neutrons: 69;
Jn: Unknown;
Decay: β -
β -n;
t1/2: unknowns ;

Zirconium radioactive isotope number 32: 110Zr
Neutrons: 70;
Jn: 0+;
Decay: β -;
t1/2: 1.5E-07s ≈ 0.15 µs;

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