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Isotopes of the Element Molybdenum

[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
9214.53%STABLE
949.15%STABLE
9515.84%STABLE
9616.67%STABLE
979.60%STABLE
9824.39%STABLE
1009.82%7.3×10+18 years

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
836 millisecondsElectron Capture100.00%
842.3 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
No Data Available
853.2 secondsElectron CaptureNo Data Available
Electron Capture with
delayed Proton Emission
~ 0.14%
8619.1 secondsElectron Capture100.00%
8714.02 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
15.00%
888.0 minutesElectron Capture100.00%
892.11 minutesElectron Capture100.00%
89m190 millisecondsIsomeric Transition100.00%
905.56 hoursElectron Capture100.00%
9115.49 minutesElectron Capture100.00%
91m64.6 secondsElectron Capture50.00%
Isomeric Transition50.00%
92STABLE--
934.0×10+3 yearsElectron Capture100.00%
93m6.85 hoursIsomeric Transition99.88%
Electron Capture0.12%
94STABLE--
95STABLE--
96STABLE--
97STABLE--
98STABLE--
9965.976 hoursBeta-minus Decay100.00%
1007.3×10+18 yearsDouble Beta-minus Decay100.00%
10114.61 minutesBeta-minus Decay100.00%
10211.3 minutesBeta-minus Decay100.00%
10367.5 secondsBeta-minus Decay100.00%
10460 secondsBeta-minus Decay100.00%
10535.6 secondsBeta-minus Decay100.00%
1068.73 secondsBeta-minus Decay100.00%
1073.5 secondsBeta-minus Decay100.00%
1081.09 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
< 0.50%
109660 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
1.30%
1100.27 secondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
2.00%
111220 millisecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
<= 12%
112120 millisecondsBeta-minus DecayNo Data Available
11378 millisecondsBeta-minus DecayNo Data Available
11460 millisecondsBeta-minus DecayNo Data Available
11551 millisecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
116> 391 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
117> 393 nanosecondsBeta-minus Decay (suspected)No Data Available
117m393 nanosecondsBeta-minus Decay with
delayed Neutron Emission (suspected)
No Data Available
117m1> 393 nanosecondsBeta-minus Decay with delayed
Double Neutron Emission (suspected)
No Data Available