Periodic Table/Neptunium/²²⁴Np

← 223Np225Np →

²²⁴Np

Neptunium-224

Radioactive· Half-life: 48.0 μs

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

93

Neutrons (N)

131

Mass Number (A)

224

Atomic Mass

224.034388AMU

Spin / Parity

2-

Binding E/A

7.391keV

Natural Abundance

Trace / None

Half-life

48.0 μs

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

α

100.0%

Decay Chain

²²⁴NpNeptunium48.0 μs

α100.0%

²²⁰PaProtactinium850 ns

α100.0%

β⁺²²⁰Th

²¹⁶AcActinium440 μs

α100.0%

β⁺²¹⁶Ra

²¹²FrFrancium20.0 min

β⁺57.0%

α²⁰⁸At43.0%

²¹²RnRadon23.9 min

α100.0%

²⁰⁸PoPolonium2.90 y

α100.0%

β⁺²⁰⁸Bi0.00%

²⁰⁴PbLeadSTABLE

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

Other Isotopes of Neptunium

219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245

← Back to NeptuniumData: IAEA NDS · ENSDF