Periodic Table/Iridium/¹⁸⁰Ir

← 179Ir181Ir →

¹⁸⁰Ir

Iridium-180

Radioactive· Half-life: 1.50 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

77

Neutrons (N)

103

Mass Number (A)

180

Atomic Mass

179.959229AMU

Spin / Parity

5+

Binding E/A

7.729keV

Natural Abundance

Trace / None

Half-life

1.50 min

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

β⁺

100.0%

Decay Chain

¹⁸⁰IrIridium1.50 min

β⁺100.0%

¹⁸⁰OsOsmium21.5 min

β⁺100.0%

¹⁸⁰ReRhenium2.46 min

β⁺100.0%

¹⁸⁰WTungsten1590000000 Gy

α100.0%

2β⁺¹⁸⁰Hf

¹⁷⁶HfHafniumSTABLE

5-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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