Periodic Table/Thulium/¹⁶⁸Tm

← 167Tm169Tm →

¹⁶⁸Tm

Thulium-168

Radioactive· Half-life: 93.1 d

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

69

Neutrons (N)

99

Mass Number (A)

168

Atomic Mass

167.934178AMU

Spin / Parity

3+

Binding E/A

7.905keV

Natural Abundance

Trace / None

Half-life

93.1 d

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

β⁺

100.0%

β⁻

0.0%

Decay Chain

¹⁶⁸TmThulium93.1 d

β⁺100.0%

β⁻¹⁶⁸Yb0.01%

¹⁶⁸ErErbiumSTABLE

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

Other Isotopes of Thulium

144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182

← Back to ThuliumData: IAEA NDS · ENSDF