Periodic Table/Berkelium/²³³Bk

234Bk →

²³³Bk

Berkelium-233

Radioactive· Half-life: 40.0 s

Nuclear Propertiesbinding energy · spin-parity · abundance

Protons (Z)

97

Neutrons (N)

136

Mass Number (A)

233

Atomic Mass

233.056652AMU

Spin / Parity

3/2-

Binding E/A

7.306keV

Natural Abundance

Trace / None

Half-life

40.0 s

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

α

82.0%

β⁺

Decay Chain

²³³BkBerkelium40.0 s

α82.0%

β⁺²³³Cm

²²⁹AmAmericium1.80 s

α100.0%

β⁺²²⁹Pu

²²⁵NpNeptunium6.50 ms

α100.0%

β⁺²²⁵U

²²¹PaProtactinium5.90 μs

α100.0%

²¹⁷AcActinium69.0 ns

α100.0%

β⁺²¹⁷Ra

²¹³FrFrancium34.1 s

α99.4%

β⁺²¹³Rn0.56%

²⁰⁹AtAstatine5.42 h

β⁺96.1%

α²⁰⁵Bi3.90%

²⁰⁹PoPolonium124 y

α99.5%

β⁺²⁰⁹Bi0.45%

²⁰⁵PbLead17.0 My

EC100.0%

²⁰⁵TlThalliumSTABLE

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

Other Isotopes of Berkelium

233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254

← Back to BerkeliumData: IAEA NDS · ENSDF