Ruthenium Isotopic Data
Isotope |
Isotopic Mass amu |
% Abundance |
T1/2 |
T1/2 Units |
Mass Excess KeV |
Binding Energy Per Nucleon KeV |
Decay Mode |
Branching Ratio |
87Ru | 86.94918 (64) |
| 50 | ms | -47,340 (600) | 8,220 (7) | B+ ? |
|
88Ru | 87.94026 (43) |
| 1.3 | s | -55,650 (400) | 8,313 (5) | B+ | 100 |
89Ru | 88.93611 (54) |
| 1.38 | s | -59,510 (500) | 8,353 (6) | B+ | 100 |
90Ru | 89.92989 (32) |
| 11 | s | -65,310 (300) | 8,414 (3) | B+ | 100 |
91Ru | 90.92629 (63) |
| 9 | s | -68,660 (580) | 8,448 (6) | B+ | 100 |
92Ru | 91.92012 (32) |
| 3.65 | m | -74,410 (300) | 8,506 (3) | B+ | 100 |
93Ru | 92.917052 (91) |
| 59.7 | s | -77,266 (85) | 8,532.0 (9.2) | B+ | 100 |
94Ru | 93.911360 (14) |
| 51.8 | m | -82,568 (13) | 8,583.5 (1.4) | B+ | 100 |
95Ru | 94.910413 (13) |
| 1.643 | h | -83,450 (12) | 8,587.4 (1.2) | B+ | 100 |
96Ru | 95.9075978 (85) | 5.54 (14) | stable |
| -86,072.1 (7.9) | 8,609.33 (8.2) |
|
|
97Ru | 96.9075547 (90) |
| 2.9 | d | -86,112.2 (8.4) | 8,604.19 (8.6) | B+ | 100 |
98Ru | 97.9052871 (67) | 1.87 (3) | stable |
| -88,224.5 (6.3) | 8,620.31 (6.4) |
|
|
99Ru | 98.9059393 (22) | 12.76 (14) | stable |
| -87,617.0 (2) | 8,608.63 (2) |
|
|
100Ru | 99.9042195 (22) | 12.60 (7) | stable |
| -89,219.0 (2) | 8,619.27 (2) |
|
|
101Ru | 100.9055821 (22) | 17.06 (2) | stable |
| -87,949.7 (2) | 8,601.28 (2) |
|
|
102Ru | 101.9043493 (22) | 31.55 (14) | stable |
| -89,098.0 (2) | 8,607.34 (2) |
|
|
103Ru | 102.9063238 (22) |
| 39.26 | d | -87,258.8 (2) | 8,584.28 (2) | B- | 100 |
104Ru | 103.9054327 (34) | 18.62 (27) | stable |
| -88,088.9 (3.1) | 8,587.33 (3) |
|
|
105Ru | 104.9077529 (34) |
| 4.44 | h | -85,927.7 (3.1) | 8,561.84 (3) | B- | 100 |
106Ru | 105.9073294 (81) |
| 373.59 | d | -86,322.1 (7.5) | 8,560.93 (7.1) | B- | 100 |
107Ru | 106.90991 (13) |
| 3.75 | m | -83,920 (120) | 8,534 (1.2) | B- | 100 |
108Ru | 107.91017 (12) |
| 4.55 | m | -83,670 (120) | 8,527 (1.1) | B- | 100 |
109Ru | 108.913203 (71) |
| 34.5 | s | -80,851 (66) | 8,497.3 (6.1) | B- | 100 |
110Ru | 109.914136 (57) |
| 11.6 | s | -79,982 (53) | 8,485.5 (4.8) | B- | 100 |
111Ru | 110.917696 (79) |
| 2.12 | s | -76,666 (74) | 8,451.9 (6.6) | B- | 100 |
112Ru | 111.918965 (79) |
| 1.75 | s | -75,484 (74) | 8,437.9 (6.6) | B- | 100 |
113Ru | 112.922487 (75) |
| 800 | ms | -72,203 (70) | 8,405.6 (6.2) | B- | 100 |
114Ru | 113.92428 (25) |
| 530 | ms | -70,530 (230) | 8,388 (2) | B- | 100 |
115Ru | 114.92869 (14) |
| 740 | ms | -66,430 (130) | 8,350 (1.1) | B- | 100 |
116Ru | 115.93081 (75) |
| 400 | ms | -64,450 (700) | 8,330 (6) | B- ? |
|
117Ru | 116.93558 (75) |
| 300 | ms | -60,010 (700) | 8,290 (6) | B- ? |
|
118Ru | 117.93782 (86) |
| 200 | ms | -57,920 (800) | 8,270 (7) | B- ? |
|
119Ru | 118.94284 (75) |
| 170 | ms | -53,240 (700) | 8,229 (6) | B- ? |
|
120Ru | 119.94531 (86) |
| 80 | ms | -50,940 (800) | 8,209 (7) | B- ? |
|
91mRu | 90.92629 (63) |
| 7.6 | s | -68,660 (580) | 8,448 (6) | B+~100 |
|
93mRu | 92.917052 (91) |
| 10.8 | s | -77,266 (85) | 8,532.0 (9.2) | B+ | 78.0 23 |
94mRu | 93.911360 (14) |
| 71 | us | -82,568 (13) | 8,583.5 (1.4) | IT | 100 |
101mRu | 100.9055821 (22) |
| 17.5 | us | -87,949.7 (2) | 8,601.28 (2) | IT | 100 |
103mRu | 102.9063238 (22) |
| 1.69 | ms | -87,258.8 (2) | 8,584.28 (2) | IT | 100 |
113mRu | 112.922487 (75) |
| 510 | ms | -72,203 (70) | 8,405.6 (6.2) | IT | ? |
93m1Ru | 92.917052 (91) |
| 2.2 | us | -77,266 (85) | 8,532.0 (9.2) | IT | 100 |
Data Source: ENSDF March 2005
©Radiochemistry Society 2005