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Isotopes of the Element Zirconium

[Click for Main Data]

Most of the isotope data on this site has been obtained from the National Nuclear Data Center. Please visit their site for more information.

Naturally Occurring Isotopes

Mass NumberNatural AbundanceHalf-life
9051.45%STABLE
9111.22%STABLE
9217.15%STABLE
9417.38%STABLE
962.80%2.35×10+19 years

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
78> 170 nanosecondsElectron CaptureNo Data Available
7956 millisecondsElectron CaptureNo Data Available
Electron Capture with
delayed Proton Emission
No Data Available
804.6 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
No Data Available
815.5 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
0.12%
8232 secondsElectron Capture100.00%
8341.6 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
No Data Available
8425.8 minutesElectron Capture100.00%
857.86 minutesElectron Capture100.00%
85m10.9 secondsIsomeric Transition<= 92.00%
Electron Capture> 8.00%
8616.5 hoursElectron Capture100.00%
871.68 hoursElectron Capture100.00%
87m14.0 secondsIsomeric Transition100.00%
8883.4 daysElectron Capture100.00%
8978.41 hoursElectron Capture100.00%
89m4.161 minutesIsomeric Transition93.77%
Electron Capture6.23%
90STABLE--
90m809.2 millisecondsIsomeric Transition100.00%
91STABLE--
92STABLE--
931.61×10+6 yearsBeta-minus Decay100.00%
94STABLE--
9564.032 daysBeta-minus Decay100.00%
962.35×10+19 yearsDouble Beta-minus DecayNo Data Available
9716.749 hoursBeta-minus Decay100.00%
9830.7 secondsBeta-minus Decay100.00%
992.1 secondsBeta-minus Decay100.00%
1007.1 secondsBeta-minus Decay100.00%
1012.3 secondsBeta-minus Decay100.00%
1022.9 secondsBeta-minus Decay100.00%
1031.32 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
<= 1.00%
1040.87 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
<= 1.00%
1050.66 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
<= 2.00%
106191 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
<= 7.00%
107138 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
<= 23.00%
10873 millisecondsBeta-minus Decay with
delayed Neutron Emission
No Data Available
Beta-minus Decay100.00%
10963 millisecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
11037 millisecondsBeta-minus DecayNo Data Available
111> 392 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
Beta-minus Decay with delayed
Double Neutron Emission
No Data Available
112> 394 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
Beta-minus Decay with delayed
Double Neutron Emission
No Data Available