Periodic Table/Iridium/²⁰⁰Ir

← 199Ir201Ir →

²⁰⁰Ir

Iridium-200

Radioactive· Half-life: 43.0 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

77

Neutrons (N)

123

Mass Number (A)

200

Atomic Mass

199.976844AMU

Spin / Parity

2-

Binding E/A

7.681keV

Natural Abundance

Trace / None

Half-life

43.0 s

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

β⁻

100.0%

β⁻n

Decay Chain

²⁰⁰IrIridium43.0 s

β⁻100.0%

β⁻n¹⁹⁹Pt

²⁰⁰PtPlatinum12.6 h

β⁻100.0%

²⁰⁰AuGold48.4 min

β⁻100.0%

²⁰⁰HgMercurySTABLE

4-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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