Periodic Table/Hafnium/¹⁶⁹Hf

← 168Hf170Hf →

¹⁶⁹Hf

Hafnium-169

Radioactive· Half-life: 3.24 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

72

Neutrons (N)

97

Mass Number (A)

169

Atomic Mass

168.941259AMU

Spin / Parity

5/2-

Binding E/A

7.844keV

Natural Abundance

Trace / None

Half-life

3.24 min

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

β⁺

100.0%

Decay Chain

¹⁶⁹HfHafnium3.24 min

β⁺100.0%

¹⁶⁹LuLutetium1.42 d

β⁺100.0%

¹⁶⁹YbYtterbium32.0 d

EC100.0%

¹⁶⁹TmThuliumSTABLE

4-step decay chain → stable · Primary path shown

Other Isotopes of Hafnium

153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190

← Back to HafniumData: IAEA NDS · ENSDF