Periodic Table/Tantalum/¹⁷²Ta

← 171Ta173Ta →

¹⁷²Ta

Tantalum-172

Radioactive· Half-life: 36.8 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

73

Neutrons (N)

99

Mass Number (A)

172

Atomic Mass

171.944895AMU

Spin / Parity

3+

Binding E/A

7.821keV

Natural Abundance

Trace / None

Half-life

36.8 min

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

β⁺

100.0%

Decay Chain

¹⁷²TaTantalum36.8 min

β⁺100.0%

¹⁷²HfHafnium1.87 y

EC100.0%

¹⁷²LuLutetium6.70 d

β⁺100.0%

¹⁷²YbYtterbiumSTABLE

4-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