Periodic Table/Terbium/¹⁷²Tb

← 171Tb173Tb →

¹⁷²Tb

Terbium-172

Radioactive· Half-life: 760 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

65

Neutrons (N)

107

Mass Number (A)

172

Atomic Mass

171.957391AMU

Spin / Parity

6+

Binding E/A

7.813keV

Natural Abundance

Trace / None

Half-life

760 ms

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

β⁻

100.0%

β⁻n

Decay Chain

¹⁷²TbTerbium760 ms

β⁻100.0%

β⁻n¹⁷¹Dy

¹⁷²DyDysprosium3.40 s

β⁻100.0%

¹⁷²HoHolmium25.0 s

β⁻100.0%

¹⁷²ErErbium2.05 d

β⁻100.0%

¹⁷²TmThulium2.65 d

β⁻100.0%

¹⁷²YbYtterbiumSTABLE

6-step decay chain → stable · Primary path shown · branching ratios indicated

Other Isotopes of Terbium

135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174

← Back to TerbiumData: IAEA NDS · ENSDF