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Ruthenium

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Isotopes of the Element Rhodium

[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
103100%STABLE

Known Isotopes

Mass NumberHalf-lifeDecay ModeBranching Percentage
891.5 microsecondsElectron Capture (suspected)No Data Available
Proton Emission (suspected)No Data Available
9012 millisecondsElectron Capture (suspected)No Data Available
90m1.0 secondsElectron Capture (suspected)No Data Available
911.47 secondsElectron CaptureNo Data Available
91m1.46 secondsElectron CaptureNo Data Available
924.66 secondsElectron Capture100.00%
92m0.53 secondsElectron Capture100.00%
9312.2 secondsElectron Capture100.00%
9466 secondsElectron Capture100.00%
Electron Capture with
delayed Proton Emission
1.80%
94m25.8 secondsElectron Capture100.00%
955.02 minutesElectron Capture100.00%
95m1.96 minutesIsomeric Transition88.00%
Electron Capture12.00%
969.90 minutesElectron Capture100.00%
96m1.51 minutesIsomeric Transition60.00%
Electron Capture40.00%
9730.7 minutesElectron Capture100.00%
97m46.2 minutesElectron Capture94.40%
Isomeric Transition5.60%
988.72 minutesElectron Capture100.00%
98m3.6 minutesElectron Capture11.00%
Isomeric Transition89.00%
9916.1 daysElectron Capture100.00%
99m4.7 hoursElectron Capture> 99.84%
Isomeric Transition< 0.16%
10020.8 hoursElectron Capture100.00%
100m4.6 minutesIsomeric Transition~ 98.30%
Electron Capture~ 1.70%
1013.3 yearsElectron Capture100.00%
101m4.34 daysElectron Capture92.80%
Isomeric Transition7.20%
102207.3 daysBeta-minus Decay22.00%
Electron Capture78.00%
102m3.742 yearsElectron Capture99.77%
Isomeric Transition0.23%
103STABLE--
103m56.114 minutesIsomeric Transition100.00%
10442.3 secondsBeta-minus Decay99.55%
Electron Capture0.45%
104m4.34 minutesIsomeric Transition99.87%
Beta-minus Decay0.13%
10535.36 hoursBeta-minus Decay100.00%
105m42.9 secondsIsomeric Transition100.00%
10630.07 secondsBeta-minus Decay100.00%
106m131 minutesBeta-minus Decay100.00%
10721.7 minutesBeta-minus Decay100.00%
10816.8 secondsBeta-minus Decay100.00%
108m6.0 minutesBeta-minus Decay100.00%
Isomeric TransitionNo Data Available
10980 secondsBeta-minus Decay100.00%
11028.5 secondsBeta-minus Decay100.00%
110m3.2 secondsBeta-minus Decay100.00%
11111 secondsBeta-minus Decay100.00%
1123.45 secondsBeta-minus Decay100.00%
112m6.73 secondsBeta-minus Decay100.00%
1132.80 secondsBeta-minus Decay100.00%
1141.85 secondsBeta-minus Decay100.00%
114m1.86 secondsBeta-minus Decay100.00%
1150.99 secondsBeta-minus Decay100.00%
1160.68 secondsBeta-minus Decay100.00%
116m0.57 secondsBeta-minus Decay100.00%
1170.44 secondsBeta-minus Decay100.00%
118266 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
3.10%
119171 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
6.40%
120136 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
< 5.40%
121151 millisecondsBeta-minus Decay100.00%
Beta-minus Decay with
delayed Neutron Emission
No Data Available
122> 300 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
123> 403 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
124> 391 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
125> 393 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available
126> 395 nanosecondsBeta-minus DecayNo Data Available
Beta-minus Decay with delayed
Double Neutron Emission
No Data Available
Beta-minus Decay with
delayed Neutron Emission
No Data Available