Periodic Table/Erbium/¹⁷⁸Er

← 177Er179Er →

¹⁷⁸Er

Erbium-178

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

68

Neutrons (N)

110

Mass Number (A)

178

Atomic Mass

177.956779AMU

Spin / Parity

0+

Binding E/A

7.803keV

Natural Abundance

Trace / None

Half-life

Unknown

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

β⁻

Decay Chain

¹⁷⁸ErErbium?

β⁻

¹⁷⁸TmThulium?

β⁻

β⁻n¹⁷⁷Yb

¹⁷⁸YbYtterbium1.23 h

β⁻100.0%

¹⁷⁸LuLutetium28.4 min

β⁻100.0%

¹⁷⁸HfHafniumSTABLE

5-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

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