Periodic Table/Neptunium/²³⁰Np

← 229Np231Np →

²³⁰Np

Neptunium-230

Radioactive· Half-life: 4.60 min

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

93

Neutrons (N)

137

Mass Number (A)

230

Atomic Mass

230.037828AMU

Spin / Parity

4+

Binding E/A

7.395keV

Natural Abundance

Trace / None

Half-life

4.60 min

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

β⁺

97.0%

α

3.0%

Decay Chain

²³⁰NpNeptunium4.60 min

β⁺97.0%

α²²⁶Pa3.00%

²³⁰UUranium20.2 d

α100.0%

22Ne²⁰⁸Pb4.80%

²²⁶ThThorium30.7 min

α100.0%

18O²⁰⁸Pb3.20%

²²²RaRadium33.6 s

α100.0%

¹⁴C²⁰⁸Pb3.00%

²¹⁸RnRadon33.8 ms

α100.0%

²¹⁴PoPolonium163 μs

α100.0%

²¹⁰PbLead22.2 y

β⁻100.0%

α²⁰⁶Hg1.90%

²¹⁰BiBismuth5.01 d

β⁻100.0%

α²⁰⁶Tl13.2%

²¹⁰PoPolonium138 d

α100.0%

²⁰⁶PbLeadSTABLE

10-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