Periodic Table/Gold/¹⁶⁹Au

← 168Au170Au →

¹⁶⁹Au

Gold-169

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

79

Neutrons (N)

90

Mass Number (A)

169

Atomic Mass

168.998080AMU

Spin / Parity

1/2+

Binding E/A

7.477keV

Natural Abundance

Trace / None

Half-life

Unknown

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

p

α

β⁺

Decay Chain

¹⁶⁹AuGold?

p

α¹⁶⁵Ir

β⁺¹⁶⁹Pt

¹⁶⁸PtPlatinum2.02 ms

α100.0%

β⁺¹⁶⁸Ir

¹⁶⁴OsOsmium21.0 ms

α96.0%

β⁺¹⁶⁴Re

¹⁶⁰WTungsten90.0 ms

α87.0%

β⁺¹⁶⁰Ta

¹⁵⁶HfHafnium23.0 ms

α100.0%

β⁺¹⁵⁶Lu

¹⁵²YbYtterbium3.03 s

β⁺100.0%

¹⁵²TmThulium8.00 s

β⁺100.0%

¹⁵²ErErbium10.3 s

α90.0%

β⁺¹⁵²Ho10.0%

¹⁴⁸DyDysprosium3.30 min

β⁺100.0%

¹⁴⁸TbTerbium1.00 h

β⁺100.0%

¹⁴⁸GdGadolinium71.3 y

α100.0%

2β⁺¹⁴⁸Sm

¹⁴⁴SmSamariumSTABLE

12-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

← Back to GoldData: IAEA NDS · ENSDF