Periodic Table/Gold/¹⁷¹Au

← 170Au172Au →

¹⁷¹Au

Gold-171

Radioactive· Half-life: 22.3 μs

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

79

Neutrons (N)

92

Mass Number (A)

171

Atomic Mass

170.991882AMU

Spin / Parity

1/2+

Binding E/A

7.518keV

Natural Abundance

Trace / None

Half-life

22.3 μs

Decay Modesoverview · half-life · α · β⁻ · β⁺

p

100.0%

α

Decay Chain

¹⁷¹AuGold22.3 μs

p100.0%

α¹⁶⁷Ir

¹⁷⁰PtPlatinum13.9 ms

α100.0%

β⁺¹⁷⁰Ir

¹⁶⁶OsOsmium213 ms

α83.0%

β⁺¹⁶⁶Re17.0%

¹⁶²WTungsten1.19 s

α45.2%

β⁺¹⁶²Ta

¹⁵⁸HfHafnium2.85 s

β⁺55.7%

α¹⁵⁴Yb44.3%

¹⁵⁸LuLutetium10.6 s

β⁺99.1%

α¹⁵⁴Tm0.91%

¹⁵⁸YbYtterbium1.49 min

β⁺100.0%

α¹⁵⁴Er0.00%

¹⁵⁸TmThulium3.98 min

β⁺100.0%

¹⁵⁸ErErbium2.29 h

EC100.0%

¹⁵⁸HoHolmium11.3 min

β⁺100.0%

α¹⁵⁴Tb

¹⁵⁸DyDysprosiumSTABLE

11-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Gold

168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210

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