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Gold Isotopes

Proton number: 79

Stable Isotopes


Gold stable isotope number 1: 197Au
Neutrons: 118;
Abundance: 100%;
Jn: 3/2+;

Natural Radioactive isotopes

There is no Gold Natural Radioactive isotopes known

Artificial Radioactive isotopes


Gold radioactive isotope number 1: 169Au
Neutrons: 90;
Jn: Unknown;
Decay: p ?
α ?;
t1/2: 0.00015s ≈ 0.15 ms;

Gold radioactive isotope number 2: 170Au
Neutrons: 91;
Jn: 2-;
Decay: p : 89.00 %
α : 11.00 %;
t1/2: 0.000286s ≈ 0.29 ms;

Gold radioactive isotope number 3: 171Au
Neutrons: 92;
Jn: 1/2+;
Decay: p ~ 100.00 %;
t1/2: 2.2E-05s ≈ 22.00 µs;

Gold radioactive isotope number 4: 171Au
Neutrons: 92;
Jn: 11/2-;
Decay: α : 66.00 %
p : 36.00 %;
t1/2: 0.00109s ≈ 1.09 ms;

Gold radioactive isotope number 5: 172Au
Neutrons: 93;
Jn: Unknown;
Decay: α ≤ 100.00 %
p < 2.00 %;
t1/2: 0.0063s ≈ 6.30 ms;

Gold radioactive isotope number 6: 173Au
Neutrons: 94;
Jn: 1/2+;
Decay: α : 94.00 %
ε
p;
t1/2: 0.025s ≈ 25.00 ms;

Gold radioactive isotope number 7: 173Au
Neutrons: 94;
Jn: 11/2-;
Decay: α : 92.00 %
ε
p;
t1/2: 0.014s ≈ 14.00 ms;

Gold radioactive isotope number 8: 174Au
Neutrons: 95;
Jn: Unknown;
Decay: α > 0.00 %;
t1/2: 0.139s ;

Gold radioactive isotope number 9: 175Au
Neutrons: 96;
Jn: 1/2+;
Decay: α ?
ε ?;
t1/2: 0.1s ;

Gold radioactive isotope number 10: 175Au
Neutrons: 96;
Jn: 11/2-;
Decay: α : 94.00 %
ε : 6.00 %;
t1/2: 0.156s ;

Gold radioactive isotope number 11: 176Au
Neutrons: 97;
Jn: Unknown;
Decay: Unknown;
t1/2: unknowns ;

Gold radioactive isotope number 12: 176Au
Neutrons: 97;
Jn: 3-;
Decay: ε
α;
t1/2: 1.05s ;

Gold radioactive isotope number 13: 176Au
Neutrons: 97;
Jn: 9+;
Decay: Unknown;
t1/2: 1.36s ;

Gold radioactive isotope number 14: 177Au
Neutrons: 98;
Jn: 1/2+,3/2+;
Decay: α ≤ 100.00 %
ε;
t1/2: 1.462s ;

Gold radioactive isotope number 15: 177Au
Neutrons: 98;
Jn: 11/2-;
Decay: α ≤ 100.00 %
ε;
t1/2: 1.18s ;

Gold radioactive isotope number 16: 178Au
Neutrons: 99;
Jn: Unknown;
Decay: ε ≤ 60.00 %
α ≥ 40.00 %;
t1/2: 2.6s ;

Gold radioactive isotope number 17: 179Au
Neutrons: 100;
Jn: Unknown;
Decay: ε : 78.00 %
α : 22.00 %;
t1/2: 3.3s ;

Gold radioactive isotope number 18: 180Au
Neutrons: 101;
Jn: Unknown;
Decay: ε ≤ 98.20 %
α ≥ 1.80 %;
t1/2: 8.1s ;

Gold radioactive isotope number 19: 181Au
Neutrons: 102;
Jn: 3/2-;
Decay: ε : 97.30 %
α : 2.70 %;
t1/2: 13.7s ;

Gold radioactive isotope number 20: 182Au
Neutrons: 103;
Jn: Unknown;
Decay: ε : 99.87 %
α : 0.13 %;
t1/2: 15.6s ;

Gold radioactive isotope number 21: 183Au
Neutrons: 104;
Jn: 5/2-;
Decay: ε : 99.45 %
α : 0.55 %;
t1/2: 42.8s ;

Gold radioactive isotope number 22: 184Au
Neutrons: 105;
Jn: 5+;
Decay: α ≤ 0.02 %
ε;
t1/2: 20.6s ;

Gold radioactive isotope number 23: 184Au
Neutrons: 105;
Jn: 2+;
Decay: ε : 70.00 %
IT : 30.00 %
α ≤ 0.02 %;
t1/2: 47.6s ;

Gold radioactive isotope number 24: 185Au
Neutrons: 106;
Jn: 5/2-;
Decay: ε : 99.74 %
α : 0.26 %;
t1/2: 255s ≈ 4.25 m;

Gold radioactive isotope number 25: 185Au
Neutrons: 106;
Jn: Unknown;
Decay: ε < 100.00 %
IT;
t1/2: 408s ≈ 6.80 m;

Gold radioactive isotope number 26: 186Au
Neutrons: 107;
Jn: 3-;
Decay: ε : 100.00 %
α : 8.0E-4 %;
t1/2: 642s ≈ 10.70 m;

Gold radioactive isotope number 27: 187Au
Neutrons: 108;
Jn: 1/2+;
Decay: ε : 100.00 %
α : 3.0E-3 %;
t1/2: 504s ≈ 8.40 m;

Gold radioactive isotope number 28: 187Au
Neutrons: 108;
Jn: 9/2-;
Decay: IT : 100.00 %;
t1/2: 2.3s ;

Gold radioactive isotope number 29: 188Au
Neutrons: 109;
Jn: 1-;
Decay: ε : 100.00 %;
t1/2: 530.4s ≈ 8.84 m;

Gold radioactive isotope number 30: 189Au
Neutrons: 110;
Jn: 1/2+;
Decay: ε : 100.00 %
α < 3.0E-5 %;
t1/2: 1722s ≈ 28.70 m;

Gold radioactive isotope number 31: 189Au
Neutrons: 110;
Jn: 11/2-;
Decay: ε : 100.00 %;
t1/2: 275.4s ≈ 4.59 m;

Gold radioactive isotope number 32: 190Au
Neutrons: 111;
Jn: 1-;
Decay: ε : 100.00 %
α < 1.0E-6 %;
t1/2: 2568s ≈ 42.80 m;

Gold radioactive isotope number 33: 190Au
Neutrons: 111;
Jn: 11-;
Decay: IT ~ 100.00 %;
t1/2: 0.125s ;

Gold radioactive isotope number 34: 191Au
Neutrons: 112;
Jn: 3/2+;
Decay: ε : 100.00 %;
t1/2: 11448s ≈ 3.18 h;

Gold radioactive isotope number 35: 191Au
Neutrons: 112;
Jn: 11/2-;
Decay: IT : 100.00 %;
t1/2: 0.92s ;

Gold radioactive isotope number 36: 192Au
Neutrons: 113;
Jn: 1-;
Decay: ε : 100.00 %;
t1/2: 17784s ≈ 4.94 h;

Gold radioactive isotope number 37: 192Au
Neutrons: 113;
Jn: 11-;
Decay: IT : 100.00 %;
t1/2: 0.16s ;

Gold radioactive isotope number 38: 193Au
Neutrons: 114;
Jn: 3/2+;
Decay: ε : 100.00 %;
t1/2: 63540s ≈ 17.65 h;

Gold radioactive isotope number 39: 193Au
Neutrons: 114;
Jn: 11/2-;
Decay: IT : 99.97 %
ε ~ 0.03 %;
t1/2: 3.9s ;

Gold radioactive isotope number 40: 194Au
Neutrons: 115;
Jn: 1-;
Decay: ε : 100.00 %;
t1/2: 136872s ≈ 38.02 h;

Gold radioactive isotope number 41: 194Au
Neutrons: 115;
Jn: 5+;
Decay: IT : 100.00 %;
t1/2: 0.6s ;

Gold radioactive isotope number 42: 194Au
Neutrons: 115;
Jn: 11-;
Decay: IT : 100.00 %;
t1/2: 0.42s ;

Gold radioactive isotope number 43: 195Au
Neutrons: 116;
Jn: 3/2+;
Decay: ε : 100.00 %;
t1/2: 16078870s ≈ 186.10 d;

Gold radioactive isotope number 44: 195Au
Neutrons: 116;
Jn: 11/2-;
Decay: IT : 100.00 %;
t1/2: 30.5s ;

Gold radioactive isotope number 45: 196Au
Neutrons: 117;
Jn: 2-;
Decay: ε : 92.80 %
β - : 7.20 %;
t1/2: 532820.2s ≈ 6.17 d;

Gold radioactive isotope number 46: 196Au
Neutrons: 117;
Jn: 5+;
Decay: IT : 100.00 %;
t1/2: 8.1s ;

Gold radioactive isotope number 47: 196Au
Neutrons: 117;
Jn: 12-;
Decay: IT : 100.00 %;
t1/2: 34560s ≈ 9.60 h;

Gold radioactive isotope number 48: 197Au
Neutrons: 118;
Jn: 11/2-;
Decay: IT : 100.00 %;
t1/2: 7.73s ;

Gold radioactive isotope number 49: 198Au
Neutrons: 119;
Jn: 2-;
Decay: β - : 100.00 %;
t1/2: 232899.8s ≈ 2.70 d;

Gold radioactive isotope number 50: 198Au
Neutrons: 119;
Jn: 12-;
Decay: IT : 100.00 %;
t1/2: 196128s ≈ 2.27 d;

Gold radioactive isotope number 51: 199Au
Neutrons: 120;
Jn: 3/2+;
Decay: β - : 100.00 %;
t1/2: 271209.6s ≈ 3.14 d;

Gold radioactive isotope number 52: 199Au
Neutrons: 120;
Jn: 11/2-;
Decay: IT : 100.00 %;
t1/2: 0.00044s ≈ 0.44 ms;

Gold radioactive isotope number 53: 200Au
Neutrons: 121;
Jn: 1-;
Decay: β - : 100.00 %;
t1/2: 2904s ≈ 48.40 m;

Gold radioactive isotope number 54: 200Au
Neutrons: 121;
Jn: 12-;
Decay: β - : 82.00 %
IT : 18.00 %;
t1/2: 67320s ≈ 18.70 h;

Gold radioactive isotope number 55: 201Au
Neutrons: 122;
Jn: 3/2+;
Decay: β - : 100.00 %;
t1/2: 1560s ≈ 26.00 m;

Gold radioactive isotope number 56: 202Au
Neutrons: 123;
Jn: 1-;
Decay: β - : 100.00 %;
t1/2: 28.8s ;

Gold radioactive isotope number 57: 203Au
Neutrons: 124;
Jn: 3/2+;
Decay: β - : 100.00 %;
t1/2: 60s ;

Gold radioactive isotope number 58: 204Au
Neutrons: 125;
Jn: 2-;
Decay: β - : 100.00 %;
t1/2: 39.8s ;

Gold radioactive isotope number 59: 205Au
Neutrons: 126;
Jn: 3/2+;
Decay: β - : 100.00 %;
t1/2: 31s ;

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