Periodic Table/Tantalum/¹⁶⁹Ta

← 168Ta170Ta →

¹⁶⁹Ta

Tantalum-169

Radioactive· Half-life: 4.90 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

73

Neutrons (N)

96

Mass Number (A)

169

Atomic Mass

168.946011AMU

Spin / Parity

5/2+

Binding E/A

7.810keV

Natural Abundance

Trace / None

Half-life

4.90 min

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

β⁺

100.0%

Decay Chain

¹⁶⁹TaTantalum4.90 min

β⁺100.0%

¹⁶⁹HfHafnium3.24 min

β⁺100.0%

¹⁶⁹LuLutetium1.42 d

β⁺100.0%

¹⁶⁹YbYtterbium32.0 d

EC100.0%

¹⁶⁹TmThuliumSTABLE

5-step decay chain → stable · Primary path shown

Other Isotopes of Tantalum

155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194

← Back to TantalumData: IAEA NDS · ENSDF