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Isotopes of the Element Phosphorus

[Click for Main Data]         Proton Emission     Neutron Emission     Electron Emission     Positron Emission

Most of the isotope data on this site has been obtained from the National Nuclear Data Center.

Naturally Occurring Isotopes

Mass NumberNatural AbundanceHalf-life
31100%STABLE

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
24No Data AvailableElectron Capture (suspected)   No Data Available
Proton Emission (suspected)No Data Available
25< 30 nanosecondsProton Emission100.00%
2643.7 millisecondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
No Data Available
27260 millisecondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
0.07%
28270.3 millisecondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
1.3×10-3 %
Electron Capture with
delayed Alpha Decay
8.6×10-4 %
294.142 secondsElectron Capture100.00%
302.498 minutesElectron Capture100.00%
31STABLE--
3214.262 daysBeta-minus Decay100.00%
3325.35 daysBeta-minus Decay100.00%
3412.43 secondsBeta-minus Decay100.00%
3547.3 secondsBeta-minus Decay100.00%
365.6 secondsBeta-minus Decay100.00%
372.31 secondsBeta-minus Decay100.00%
380.64 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
12.00%
390.28 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
26.00%
40125 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
15.80%
41100 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
30.00%
4248.5 millisecondsBeta-minus Decay with
delayed Neutron Emission
50.00%
Beta-minus Decay100.00%
4336.5 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
100.00%
4418.5 millisecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
45> 200 nanosecondsBeta-minus DecayNo Data Available
46> 200 nanoseconds   Beta-minus Decay100.00%
47No Data AvailableNo Data AvailableNo Data Available