Periodic Table/Tungsten/¹⁶⁹W

← 168W170W →

¹⁶⁹W

Tungsten-169

Radioactive· Half-life: 1.23 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

74

Neutrons (N)

95

Mass Number (A)

169

Atomic Mass

168.951779AMU

Spin / Parity

5/2-

Binding E/A

7.771keV

Natural Abundance

Trace / None

Half-life

1.23 min

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

β⁺

100.0%

Decay Chain

¹⁶⁹WTungsten1.23 min

β⁺100.0%

¹⁶⁹TaTantalum4.90 min

β⁺100.0%

¹⁶⁹HfHafnium3.24 min

β⁺100.0%

¹⁶⁹LuLutetium1.42 d

β⁺100.0%

¹⁶⁹YbYtterbium32.0 d

EC100.0%

¹⁶⁹TmThuliumSTABLE

6-step decay chain → stable · Primary path shown

Other Isotopes of Tungsten

157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197

← Back to TungstenData: IAEA NDS · ENSDF