Re
Rhenium
Z 75 186.207 g/molTransition Metal
| 187Re | 112 | 186.9558 | -41,216.5 | 62.6% | 41.6 Gy | 5/2+ | β⁻→187Os(100%) | 1931 |
| 185Re | 110 | 184.953 | -43,819.0 | 37.4% | Stable | 5/2+ | --- | 1931 |
| 159Re | 84 | 158.9841 | -14,810.0 | --- | 40.0 µs | (1/2+) | p→158W α→155Ta | 2006 |
| 159mRe | 84 | 158.9843 | -14,600.0 | --- | 20.0 µs | 11/2- | p→158W(92.5%) α→155Ta(7.5%) | 2006 |
| 160Re | 85 | 159.9819 | -16,880.0 | --- | 611.0 µs | (4-) | p→159W(89%) α→156Ta(11%) | 1992 |
| 160mRe | 85 | 159.9821 | -16,700.0 | --- | 2.8 µs | (9+) | γ→160Re(100%) | 2011 |
| 161Re | 86 | 160.9776 | -20,840.0 | --- | 440.0 µs | 1/2+ | p→160W(100%) α→157Ta | 1979 |
| 161mRe | 86 | 160.9778 | -20,720.0 | --- | 14.7 ms | 11/2- | α→157Ta(93%) p→160W(7%) | 1979 |
| 162Re | 87 | 161.9759 | -22,450.0 | --- | 107.0 ms | (2-) | α→158Ta(94%) β⁺→162W | 1979 |
| 162mRe | 87 | 161.9761 | -22,280.0 | --- | 77.0 ms | (9+) | α→158Ta(91%) β⁺→162W | 1979 |
| 163Re | 88 | 162.9721 | -26,002.0 | --- | 390.0 ms | 1/2+ | α→159Ta(32%) β⁺→163W | 1979 |
| 163mRe | 88 | 162.9722 | -25,882.0 | --- | 214.0 ms | 11/2- | α→159Ta(66%) β⁺→163W | 1979 |
| 164Re | 89 | 163.9705 | -27,470.0 | --- | 719.0 ms | (2-) | α→160Ta β⁺→164W | 1979 |
| 164mRe | 89 | 163.9705 | -27,520.0 | --- | 890.0 ms | (9+) | α→160Ta(3%) β⁺→164W | 2009 |
| 165Re | 90 | 164.9671 | -30,659.0 | --- | 1.6 s | (1/2+) | β⁺→165W(86%) α→161Ta(14%) | 1981 |
| 165mRe | 90 | 164.9671 | -30,632.0 | --- | 1.74 s | (11/2-) | β⁺→165W(87%) α→161Ta(13%) | 1978 |
| 166Re | 91 | 165.9658 | -31,840.0 | --- | 2.25 s | (7+) | β⁺→166W(88%) α→162Ta(12%) | 1978 |
| 167Re | 92 | 166.9626 | -34,830.0 | --- | 3.4 s | 9/2- | α→163Ta(100%) β⁺→167W | 1992 |
| 167mRe | 92 | 166.9627 | -34,700.0 | --- | 5.9 s | 1/2+ | β⁺→167W α→163Ta | 1984 |
| 168Re | 93 | 167.9616 | -35,790.0 | --- | 4.4 s | (7+) | β⁺→168W(~100%) α→164Ta(0.005%) | 1992 |
| 169Re | 94 | 168.9588 | -38,409.0 | --- | 8.1 s | (9/2-) | α→165Ta(0.005%) β⁺→169W | 1978 |
| 169mRe | 94 | 168.959 | -38,234.0 | --- | 15.1 s | (1/2+) | β⁺→169W α→165Ta γ→169Re | 1984 |
| 170Re | 95 | 169.9582 | -38,904.0 | --- | --- | (8-) | β⁺→170W(100%) | 1974 |
| 170mRe | 95 | 169.9583 | -38,831.0 | --- | 9.2 s | (5+) | β⁺→170W γ→170Re | 1974 |
| 170nRe | 95 | 169.9585 | -38,694.0 | --- | 130.0 ns | (6) | γ→170Re(100%) | 1974 |
| 171Re | 96 | 170.9557 | -41,250.0 | --- | 15.2 s | (9/2-) | β⁺→171W(100%) | 1987 |
| 172Re | 97 | 171.9554 | -41,570.0 | --- | 55.0 s | (2+) | β⁺→172W(100%) | 1977 |
| 172mRe | 97 | 171.9555 | -41,460.0 | --- | 15.0 s | (7+) | β⁺→172W(100%) | 1972 |
| 173Re | 98 | 172.9532 | -43,554.0 | --- | 2.0 m | (5/2-) | β⁺→173W(100%) | 1986 |
| 174Re | 99 | 173.9531 | -43,673.0 | --- | 2.4 m | (3+) | β⁺→174W(100%) | 1972 |
| 174mRe | 99 | 173.9532 | -43,570.0 | --- | 1.0 m | (7+) | γ→174Re β⁺→174W | 2012 |
| 175Re | 100 | 174.9514 | -45,288.0 | --- | 5.89 m | (5/2-) | β⁺→175W(100%) | 1967 |
| 176Re | 101 | 175.9516 | -45,063.0 | --- | 5.3 m | (3+) | β⁺→176W(100%) | 1967 |
| 177Re | 102 | 176.9503 | -46,269.0 | --- | 14.0 m | 5/2- | β⁺→177W(100%) | 1957 |
| 177mRe | 102 | 176.9504 | -46,170.0 | --- | --- | 9/2- | γ→177Re(100%) | --- |
| 177nRe | 102 | 176.9504 | -46,184.0 | --- | 50.0 µs | 5/2+ | γ→177Re(100%) | 1972 |
| 178Re | 103 | 177.951 | -45,653.0 | --- | 13.2 m | (3+) | β⁺→178W(100%) | 1957 |
| 179Re | 104 | 178.95 | -46,584.0 | --- | 19.5 m | 5/2+ | β⁺→179W(100%) | 1960 |
| 179mRe | 104 | 178.9501 | -46,519.0 | --- | 95.0 µs | (5/2-) | γ→179Re(100%) | 1972 |
| 179nRe | 104 | 178.9519 | -44,760.0 | --- | 408.0 ns | (23/2+) | γ→179Re(100%) | 1972 |
| 180Re | 105 | 179.9508 | -45,837.0 | --- | 2.46 m | (1-) | β⁺→180W(100%) | 1955 |
| 180mRe | 105 | 179.9509 | -45,750.0 | --- | --- | (4+) | γ→180Re(100%) β⁺→180W | 2005 |
| 180nRe | 105 | 179.9546 | -42,280.0 | --- | 9.0 µs | 21- | γ→180Re(100%) | 2005 |
| 181Re | 106 | 180.9501 | -46,517.0 | --- | 19.9 h | 5/2+ | β⁺→181W(100%) | 1957 |
| 181mRe | 106 | 180.9503 | -46,254.0 | --- | 156.7 ns | 9/2- | γ→181Re(100%) | 1967 |
| 181nRe | 106 | 180.9518 | -44,861.0 | --- | 250.0 ns | 21/2- | γ→181Re(100%) | 1974 |
| 182Re | 107 | 181.9512 | -45,450.0 | --- | 2.68 d | 7+ | β⁺→182W(100%) | 1950 |
| 182mRe | 107 | 181.9513 | -45,386.0 | --- | 14.14 h | 2+ | β⁺→182W(100%) | 1950 |
| 182nRe | 107 | 181.9515 | -45,150.0 | --- | 585.0 ns | (2-) | γ→182Re(100%) | 1969 |
| 183Re | 108 | 182.9508 | -45,810.0 | --- | 70.0 d | 5/2+ | EC→183W(100%) | 1950 |
| 183mRe | 108 | 182.9529 | -43,903.0 | --- | 1.04 ms | 25/2+ | γ→183Re(100%) | 1966 |
| 184Re | 109 | 183.9525 | -44,220.0 | --- | 35.4 d | 3- | β⁺→184W(100%) | 1940 |
| 184mRe | 109 | 183.9527 | -44,032.0 | --- | 169.0 d | 8+ | γ→184Re(74.5%) EC→184W(25.5%) | 1964 |
| 185mRe | 110 | 184.9552 | -41,694.9 | --- | 200.0 ns | 25/2+ | γ→185Re(100%) | 1997 |
| 186Re | 111 | 185.955 | -41,927.3 | --- | 3.72 d | 1- | β⁻→186Os(92.53%) EC→186W(7.47%) | 1939 |
| 186mRe | 111 | 185.9551 | -41,779.1 | --- | --- | (8+) | γ→186Re(100%) β⁻→186Os | 1972 |
| 187mRe | 112 | 186.956 | -41,010.3 | --- | 555.3 ns | 9/2- | γ→187Re(100%) | 1949 |
| 187nRe | 112 | 186.9576 | -39,534.5 | --- | 354.0 ns | 21/2+ | γ→187Re(100%) | 2003 |
| 188Re | 113 | 187.9581 | -39,016.9 | --- | 17.01 h | 1- | β⁻→188Os(100%) | 1939 |
| 188mRe | 113 | 187.9583 | -38,844.8 | --- | 18.59 m | 6- | γ→188Re(100%) | 1953 |
| 189Re | 114 | 188.9592 | -37,979.0 | --- | 1.01 d | 5/2+ | β⁻→189Os(100%) | 1963 |
| 189mRe | 114 | 188.9594 | -37,854.0 | --- | 2.0 µs | 9/2- | γ→189Re | --- |
| 189nRe | 114 | 188.9611 | -36,208.0 | --- | 223.0 µs | 29/2+ | γ→189Re(100%) | 2016 |
| 190Re | 115 | 189.9618 | -35,583.0 | --- | 3.0 m | (2-) | β⁻→190Os(100%) | 1955 |
| 190mRe | 115 | 189.962 | -35,379.0 | --- | 3.1 h | (6-) | β⁻→190Os(54.4%) γ→190Re(45.6%) | 1962 |
| 191Re | 116 | 190.9631 | -34,350.0 | --- | 9.8 m | (3/2+) | β⁻→191Os(100%) | 1963 |
| 191mRe | 116 | 190.9633 | -34,205.0 | --- | 20.0 µs | 9/2- | γ→191Re | --- |
| 191nRe | 116 | 190.9648 | -32,749.0 | --- | 50.6 µs | 25/2- | γ→191Re(100%) | 2011 |
| 192Re | 117 | 191.9661 | -31,590.0 | --- | 15.4 s | (0-) | β⁻→192Os(100%) | 1965 |
| 192mRe | 117 | 191.9663 | -31,430.0 | --- | 88.0 µs | --- | γ→192Re(100%) | 2005 |
| 192nRe | 117 | 191.9664 | -31,320.0 | --- | --- | --- | β⁻→192Os γ→192Re | 2012 |
| 193Re | 118 | 192.9675 | -30,230.0 | --- | 3.0 m | (5/2+) | β⁻→193Os | 1999 |
| 193mRe | 118 | 192.9677 | -30,080.0 | --- | 69.0 µs | (9/2-) | γ→193Re(100%) | 2005 |
| 194Re | 119 | 193.9707 | -27,260.0 | --- | 5.0 s | (1-) | β⁻→194Os(100%) | 1999 |
| 194mRe | 119 | 193.9709 | -27,110.0 | --- | 45.0 µs | (4-) | γ→194Re(100%) | 2011 |
| 194nRe | 119 | 193.971 | -26,980.0 | --- | 25.0 s | (11-) | β⁻→194Os(100%) | 2012 |
| 195Re | 120 | 194.9726 | -25,560.0 | --- | 6.0 s | (5/2+) | β⁻→195Os(100%) | 2008 |
| 196Re | 121 | 195.976 | -22,360.0 | --- | 2.4 s | --- | β⁻→196Os | 2008 |
| 196mRe | 121 | 195.9761 | -22,240.0 | --- | 3.6 µs | --- | γ→196Re(100%) | 2009 |
| 197Re | 122 | 196.9782 | -20,350.0 | --- | 400.0 ms | (5/2+) | β⁻→197Os | 2009 |
| 198Re | 123 | 197.9818 | -16,990.0 | --- | 1.0 s | --- | β⁻→198Os β⁻n→197Os | 2009 |
| 199Re | 124 | 198.9842 | -14,730.0 | --- | 250.0 ms | (5/2+) | β⁻→199Os | 2012 |