Periodic Table/Uranium/²²⁰U

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²²⁰U

Uranium-220

Radioactive

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

92

Neutrons (N)

128

Mass Number (A)

220

Atomic Mass

220.024706AMU

Spin / Parity

0+

Binding E/A

7.426keV

Natural Abundance

Trace / None

Half-life

Unknown

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

α

β⁺

Decay Chain

²²⁰UUranium?

α

β⁺²²⁰Pa

²¹⁶ThThorium26.3 ms

α100.0%

β⁺²¹⁶Ac

²¹²RaRadium13.0 s

α

β⁺²¹²Fr

²⁰⁸RnRadon24.4 min

α62.0%

β⁺²⁰⁸At38.0%

²⁰⁴PoPolonium3.52 h

β⁺99.3%

α²⁰⁰Pb0.67%

²⁰⁴BiBismuth11.2 h

β⁺100.0%

²⁰⁴PbLeadSTABLE

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

Other Isotopes of Uranium

215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243

← Back to UraniumData: IAEA NDS · ENSDF