Periodic Table/Rhenium/¹⁶⁶Re

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¹⁶⁶Re

Rhenium-166

Radioactive· Half-life: 2.25 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

75

Neutrons (N)

91

Mass Number (A)

166

Atomic Mass

165.965821AMU

Spin / Parity

7+

Binding E/A

7.679keV

Natural Abundance

Trace / None

Half-life

2.25 s

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

β⁺

88.0%

α

12.0%

Decay Chain

¹⁶⁶ReRhenium2.25 s

β⁺88.0%

α¹⁶²Ta12.0%

¹⁶⁶WTungsten19.2 s

β⁺100.0%

α¹⁶²Hf0.04%

¹⁶⁶TaTantalum34.4 s

β⁺100.0%

¹⁶⁶HfHafnium6.77 min

β⁺100.0%

¹⁶⁶LuLutetium2.65 min

β⁺100.0%

¹⁶⁶YbYtterbium2.36 d

EC100.0%

¹⁶⁶TmThulium7.70 h

β⁺100.0%

¹⁶⁶ErErbiumSTABLE

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

Other Isotopes of Rhenium

159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199

← Back to RheniumData: IAEA NDS · ENSDF