Periodic Table/Iridium/¹⁶⁸Ir

← 167Ir169Ir →

¹⁶⁸Ir

Iridium-168

Radioactive· Half-life: 230 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

77

Neutrons (N)

91

Mass Number (A)

168

Atomic Mass

167.979961AMU

Spin / Parity

2

Binding E/A

7.590keV

Natural Abundance

Trace / None

Half-life

230 ms

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

α

100.0%

β⁺

β⁺p

Decay Chain

¹⁶⁸IrIridium230 ms

α100.0%

β⁺¹⁶⁸Os

β⁺p¹⁶⁷Re

¹⁶⁴ReRhenium719 ms

α

β⁺¹⁶⁴W

¹⁶⁰TaTantalum1.70 s

β⁺

α¹⁵⁶Lu

¹⁶⁰HfHafnium13.6 s

β⁺99.3%

α¹⁵⁶Yb0.70%

¹⁶⁰LuLutetium36.1 s

β⁺100.0%

α¹⁵⁶Tm

¹⁶⁰YbYtterbium4.80 min

β⁺100.0%

¹⁶⁰TmThulium9.40 min

β⁺100.0%

¹⁶⁰ErErbium1.19 d

EC100.0%

¹⁶⁰HoHolmium25.6 min

β⁺100.0%

¹⁶⁰DyDysprosiumSTABLE

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

Other Isotopes of Iridium

163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205

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