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Isotopes of Protactinium (click to see decay chain):
212
Pa
213
Pa
214
Pa
215
Pa
216
Pa
217
Pa
218
Pa
219
Pa
220
Pa
221
Pa
222
Pa
223
Pa
224
Pa
225
Pa
226
Pa
227
Pa
228
Pa
229
Pa
230
Pa
231
Pa
232
Pa
233
Pa
234
Pa
235
Pa
236
Pa
237
Pa
238
Pa
239
Pa
240
Pa
227
Pa
Half-life
Boson, 91p 136n
38.33333333333 m
Spin 5/2 Parity -1
Hide Decay Modes
Probability
Mode
Decay Energy
Daughter
85%
α
6.5804MeV
223
Ac
15%
ϵ
1.02558MeV
227
Th
Hide Ultimate Decay Products
Yield
Nuclide
100.2760365556%
207
Pb
1.41065×10
-8
%
205
Tl
Atomic Weight
227.028805072
Abundance
None
Mass Excess
26.831753MeV
Binding Energy
7.639488MeV
Magnetic Moment
N/A
Quadrupole Moment
N/A
Show Element Pictures.
Show only decay products of this isotope.
Click any isotope in diagram to see its data.
Decay chain image generated by
Mathematica
's
GraphPlot
and
IsotopeData
functions from
Wolfram Research, Inc.
.