Periodic Table/Erbium/¹⁵¹Er

← 150Er152Er →

¹⁵¹Er

Erbium-151

Radioactive· Half-life: 23.5 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

83

Mass Number (A)

151

Atomic Mass

150.937449AMU

Spin / Parity

7/2-

Binding E/A

7.875keV

Natural Abundance

Trace / None

Half-life

23.5 s

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

β⁺

100.0%

Decay Chain

¹⁵¹ErErbium23.5 s

β⁺100.0%

¹⁵¹HoHolmium35.2 s

β⁺88.0%

α¹⁴⁷Tb22.0%

¹⁵¹DyDysprosium17.9 min

β⁺94.4%

α¹⁴⁷Gd5.60%

¹⁵¹TbTerbium17.6 h

β⁺100.0%

α¹⁴⁷Eu0.01%

¹⁵¹GdGadolinium124 d

EC100.0%

α¹⁴⁷Sm1.10%

¹⁵¹EuEuropium4600000000 Gy

α100.0%

¹⁴⁷PmPromethium2.62 y

β⁻100.0%

¹⁴⁷SmSamarium107 Gy

α100.0%

¹⁴³NdNeodymiumSTABLE

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

Other Isotopes of Erbium

142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180

← Back to ErbiumData: IAEA NDS · ENSDF