Periodic Table/Uranium/²²⁵U

← 224U226U →

²²⁵U

Uranium-225

Radioactive· Half-life: 62.0 ms

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

92

Neutrons (N)

133

Mass Number (A)

225

Atomic Mass

225.029385AMU

Spin / Parity

5/2+

Binding E/A

7.421keV

Natural Abundance

Trace / None

Half-life

62.0 ms

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

α

100.0%

Decay Chain

²²⁵UUranium62.0 ms

α100.0%

²²¹ThThorium1.75 ms

α100.0%

²¹⁷RaRadium1.95 μs

α100.0%

²¹³RnRadon19.5 ms

α100.0%

²⁰⁹PoPolonium124 y

α99.5%

β⁺²⁰⁹Bi0.45%

²⁰⁵PbLead17.0 My

EC100.0%

²⁰⁵TlThalliumSTABLE

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