錸的同位素
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錸的同位素
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錸（原子量：186.207(1)）的同位素，只有1種是穩定的，另一個187
Re
為天然放射性。
圖表
| 符號 | Z（ p ） |
N（ n ） |
同位素質量（u） | 半衰期 |
衰變 方式 |
衰變 產物 |
原子核 自旋 |
相對豐度 （莫耳分率） |
相對豐度 （莫耳分率） |
|---|---|---|---|---|---|---|---|---|---|
| 激發能量 | |||||||||
| 160Re | 75 | 85 | 159.98212(43)# | 860(120) µs [0.82(+15−9) ms] |
p (91%) | 159W | (2−) | ||
| α (9%) | 156Ta | ||||||||
| 161Re | 75 | 86 | 160.97759(22) | 0.37(4) ms | p | 160W | 1/2+ | ||
| 161mRe | 123.8(13) keV | 15.6(9) ms | α | 157Ta | 11/2− | ||||
| 162Re | 75 | 87 | 161.97600(22)# | 107(13) ms | α (94%) | 158Ta | (2−) | ||
| β+ (6%) | 162W | ||||||||
| 162mRe | 173(10) keV | 77(9) ms | α (91%) | 158Ta | (9+) | ||||
| β+ (9%) | 162W | ||||||||
| 163Re | 75 | 88 | 162.972081(21) | 390(70) ms | β+ (68%) | 163W | (1/2+) | ||
| α (32%) | 159Ta | ||||||||
| 163mRe | 115(4) keV | 214(5) ms | α (66%) | 159Ta | (11/2−) | ||||
| β+ (34%) | 163W | ||||||||
| 164Re | 75 | 89 | 163.97032(17)# | 0.53(23) s | α (58%) | 160Ta | high | ||
| β+ (42%) | 164W | ||||||||
| 164mRe | 120(120)# keV | 530(230) ms | (2#)− | ||||||
| 165Re | 75 | 90 | 164.967089(30) | 1# s | β+ | 165W | 1/2+# | ||
| α | 161Ta | ||||||||
| 165mRe | 47(26) keV | 2.1(3) s | β+ (87%) | 165W | 11/2−# | ||||
| α (13%) | 161Ta | ||||||||
| 166Re | 75 | 91 | 165.96581(9)# | 2# s | β+ | 166W | 2−# | ||
| α | 162Ta | ||||||||
| 167Re | 75 | 92 | 166.96260(6)# | 3.4(4) s | α | 163Ta | 9/2−# | ||
| β+ | 167W | ||||||||
| 167mRe | 130(40)# keV | 5.9(3) s | β+ (99.3%) | 167W | 1/2+# | ||||
| α (.7%) | 163Ta | ||||||||
| 168Re | 75 | 93 | 167.96157(3) | 4.4(1) s | β+ (99.99%) | 168W | (5+,6+,7+) | ||
| α (.005%) | 164Ta | ||||||||
| 168mRe | non-exist | 6.6(15) s | |||||||
| 169Re | 75 | 94 | 168.95879(3) | 8.1(5) s | β+ (99.99%) | 169W | 9/2−# | ||
| α (.005%) | 165Ta | ||||||||
| 169mRe | 145(29) keV | 15.1(15) s | β+ (99.8%) | 169W | 1/2+# | ||||
| α (.2%) | 164Ta | ||||||||
| 170Re | 75 | 95 | 169.958220(28) | 9.2(2) s | β+ (99.99%) | 170W | (5+) | ||
| α (.01%) | 166Ta | ||||||||
| 171Re | 75 | 96 | 170.95572(3) | 15.2(4) s | β+ | 171W | (9/2−) | ||
| 172Re | 75 | 97 | 171.95542(6) | 15(3) s | β+ | 172W | (5) | ||
| 172mRe | 0(100)# keV | 55(5) s | β+ | 172W | (2) | ||||
| 173Re | 75 | 98 | 172.95324(3) | 1.98(26) min | β+ | 173W | (5/2−) | ||
| 174Re | 75 | 99 | 173.95312(3) | 2.40(4) min | β+ | 174W | |||
| 175Re | 75 | 100 | 174.95138(3) | 5.89(5) min | β+ | 175W | (5/2−) | ||
| 176Re | 75 | 101 | 175.95162(3) | 5.3(3) min | β+ | 176W | 3+ | ||
| 177Re | 75 | 102 | 176.95033(3) | 14(1) min | β+ | 177W | 5/2− | ||
| 177mRe | 84.71(10) keV | 50(10) µs | 5/2+ | ||||||
| 178Re | 75 | 103 | 177.95099(3) | 13.2(2) min | β+ | 178W | (3+) | ||
| 179Re | 75 | 104 | 178.949988(26) | 19.5(1) min | β+ | 179W | (5/2)+ | ||
| 179m1Re | 65.39(9) keV | 95(25) µs | (5/2−) | ||||||
| 179m2Re | 1684.59(14)+Y keV | >0.4 µs | (23/2+) | ||||||
| 180Re | 75 | 105 | 179.950789(23) | 2.44(6) min | β+ | 180W | (1)− | ||
| 181Re | 75 | 106 | 180.950068(14) | 19.9(7) h | β+ | 181W | 5/2+ | ||
| 182Re | 75 | 107 | 181.95121(11) | 64.0(5) h | β+ | 182W | 7+ | ||
| 182m1Re | 60(100) keV | 12.7(2) h | β+ | 182W | 2+ | ||||
| 182m2Re | 235.736(10)+X keV | 585(21) ns | 2− | ||||||
| 182m3Re | 461.3(1)+X keV | 0.78(9) µs | (4−) | ||||||
| 183Re | 75 | 108 | 182.950820(9) | 70.0(14) d | ε | 183W | 5/2+ | ||
| 183mRe | 1907.6(3) keV | 1.04(4) ms | IT | 183Re | (25/2+) | ||||
| 184Re | 75 | 109 | 183.952521(5) | 38.0(5) d | β+ | 184W | 3(−) | ||
| 184mRe | 188.01(4) keV | 169(8) d | IT (75.4%) | 184Re | 8(+) | ||||
| β+ (24.6%) | 184W | ||||||||
| 185Re | 75 | 110 | 184.9529550(13) | 觀測上穩定 | 5/2+ | 0.3740(2) | |||
| 185mRe | 2124(2) keV | 123(23) ns | (21/2) | ||||||
| 186Re | 75 | 111 | 185.9549861(13) | 3.7186(5) d | β− (93.1%) | 186Os | 1− | ||
| ε (6.9%) | 186W | ||||||||
| 186mRe | 149(7) keV | 2.0(5)×105 y | IT (90%) | 186Re | (8+) | ||||
| β− (10%) | 186Os | ||||||||
| 187Re | 75 | 112 | 186.9557531(15) | 41.2(2)×109 y | β− (99.99%) | 187Os | 5/2+ | 0.6260(2) | |
| α (10−4%) | 183Ta | ||||||||
| 188Re | 75 | 113 | 187.9581144(15) | 17.0040(22) h | β− | 188Os | 1− | ||
| 188mRe | 172.069(9) keV | 18.59(4) min | IT | 188Re | (6)− | ||||
| 189Re | 75 | 114 | 188.959229(9) | 24.3(4) h | β− | 189Os | 5/2+ | ||
| 190Re | 75 | 115 | 189.96182(16) | 3.1(3) min | β− | 190Os | (2)− | ||
| 190mRe | 210(50) keV | 3.2(2) h | β− (54.4%) | 190Os | (6−) | ||||
| IT (45.6%) | 190Re | ||||||||
| 191Re | 75 | 116 | 190.963125(11) | 9.8(5) min | β− | 191Os | (3/2+,1/2+) | ||
| 192Re | 75 | 117 | 191.96596(21)# | 16(1) s | β− | 192Os | |||
| 193Re | 75 | 118 | 192.96747(21)# | 30# s [>300 ns] | 5/2+# | ||||
| 194Re | 75 | 119 | 193.97042(32)# | 2# s [>300 ns] | |||||
備註：畫上#號的數據代表沒有經過實驗的証明，只是理論推測而已，而用括號括起來的代表數據不確定性。
| ← | 同位素列表 | → |
| 鎢的同位素 | 錸的同位素 | 鋨的同位素 |
註釋
参考文獻
- Isotope masses from Ame2003 Atomic Mass Evaluation by G. Audi, A.H. Wapstra, C. Thibault, J. Blachot and O. Bersillon in Nuclear Physics A729 (2003).
- Isotopic compositions and standard atomic masses from Atomic weights of the elements. Review 2000 (IUPAC Technical Report) （页面存档备份，存于互联网档案馆）. Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005) （页面存档备份，存于互联网档案馆）.
- Half-life, spin, and isomer data selected from these sources. Editing notes on this article's talk page.
- Audi, Bersillon, Blachot, Wapstra. The Nubase2003 evaluation of nuclear and decay properties （页面存档备份，存于互联网档案馆）, Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database （页面存档备份，存于互联网档案馆） (retrieved Sept. 2005).
- David R. Lide (ed.), Norman E. Holden in CRC Handbook of Chemistry and Physics, 85th Edition, online version. CRC Press. Boca Raton, Florida (2005). Section 11, Table of the Isotopes.