锌的同位素
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
| 标准原子质量 (Ar, 标准) |
| |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
锌（原子量：65.409(4) ）共有40个同位素，其中有5个是稳定的。
图表
| 符号 | Z | N | 同位素质量（u） [n 1][n 2] |
半衰期 [n 1][n 2] |
衰变 方式[2] |
衰变 产物 [n 3] |
原子核 自旋[n 1] |
相对丰度 （莫耳分率）[n 2] |
相对丰度 的变化量 （莫耳分率） |
|---|---|---|---|---|---|---|---|---|---|
| 激发能量[n 2] | |||||||||
| 54Zn | 30 | 24 | 53.99295(43)# | 2p | 52Ni | 0+ | |||
| 55Zn | 30 | 25 | 54.98398(27)# | 20# ms [>1.6 µs] | 2p | 53Ni | 5/2−# | ||
| β+ | 55Cu | ||||||||
| 56Zn | 30 | 26 | 55.97238(28)# | 36(10) ms | β+ | 56Cu | 0+ | ||
| 57Zn | 30 | 27 | 56.96479(11)# | 38(4) ms | β+, p (65%) | 56Ni | 7/2−# | ||
| β+ (35%) | 57Cu | ||||||||
| 58Zn | 30 | 28 | 57.95459(5) | 84(9) ms | β+, p (60%) | 57Ni | 0+ | ||
| β+ (40%) | 58Cu | ||||||||
| 59Zn | 30 | 29 | 58.94926(4) | 182.0(18) ms | β+ (99%) | 59Cu | 3/2− | ||
| β+, p (1%) | 58Ni | ||||||||
| 60Zn[n 4] | 30 | 30 | 59.941827(11) | 2.38(5) min | β+ | 60Cu | 0+ | ||
| 61Zn | 30 | 31 | 60.939511(17) | 89.1(2) s | β+ | 61Cu | 3/2− | ||
| 61m1Zn | 88.4(1) keV | <430 ms | 1/2− | ||||||
| 61m2Zn | 418.10(15) keV | 140(70) ms | 3/2− | ||||||
| 61m3Zn | 756.02(18) keV | <130 ms | 5/2− | ||||||
| 62Zn | 30 | 32 | 61.934330(11) | 9.186(13) h | β+ | 62Cu | 0+ | ||
| 63Zn | 30 | 33 | 62.9332116(17) | 38.47(5) min | β+ | 63Cu | 3/2− | ||
| 64Zn | 30 | 34 | 63.9291422(7) | 观测上稳定[n 5] | 0+ | 0.4917(75) | |||
| 65Zn | 30 | 35 | 64.9292410(7) | 243.66(9) d | β+ | 65Cu | 5/2− | ||
| 65mZn | 53.928(10) keV | 1.6(6) µs | (1/2)− | ||||||
| 66Zn | 30 | 36 | 65.9260334(10) | 稳定 | 0+ | 0.2773(98) | |||
| 67Zn | 30 | 37 | 66.9271273(10) | 稳定 | 5/2− | 0.0404(16) | |||
| 68Zn | 30 | 38 | 67.9248442(10) | 稳定 | 0+ | 0.1845(63) | |||
| 69Zn | 30 | 39 | 68.9265503(10) | 56.4(9) min | β− | 69Ga | 1/2− | ||
| 69mZn | 438.636(18) keV | 13.76(2) h | IT (96.7%) | 69Zn | 9/2+ | ||||
| β− (3.3%) | 69Ga | ||||||||
| 70Zn | 30 | 40 | 69.9253193(21) | 观测上稳定[n 6] | 0+ | 0.0061(10) | |||
| 71Zn | 30 | 41 | 70.927722(11) | 2.45(10) min | β− | 71Ga | 1/2− | ||
| 71mZn | 157.7(13) keV | 3.96(5) h | β− (99.95%) | 71Ga | 9/2+ | ||||
| IT (.05%) | 71Zn | ||||||||
| 72Zn | 30 | 42 | 71.926858(7) | 46.5(1) h | β− | 72Ga | 0+ | ||
| 73Zn | 30 | 43 | 72.92978(4) | 23.5(10) s | β− | 73Ga | (1/2)− | ||
| 73m1Zn | 195.5(2) keV | 13.0(2) ms | (5/2+) | ||||||
| 73m2Zn | 237.6(20) keV | 5.8(8) s | β− | 73Ga | (7/2+) | ||||
| IT | 73Zn | ||||||||
| 74Zn | 30 | 44 | 73.92946(5) | 95.6(12) s | β− | 74Ga | 0+ | ||
| 75Zn | 30 | 45 | 74.93294(8) | 10.2(2) s | β− | 75Ga | (7/2+)# | ||
| 76Zn | 30 | 46 | 75.93329(9) | 5.7(3) s | β− | 76Ga | 0+ | ||
| 77Zn | 30 | 47 | 76.93696(13) | 2.08(5) s | β− | 77Ga | (7/2+)# | ||
| 77mZn | 772.39(12) keV | 1.05(10) s | IT (50%) | 77Zn | 1/2−# | ||||
| β− (50%) | 77Ga | ||||||||
| 78Zn | 30 | 48 | 77.93844(10) | 1.47(15) s | β− | 78Ga | 0+ | ||
| 78mZn | 2673(1) keV | 319(9) ns | (8+) | ||||||
| 79Zn | 30 | 49 | 78.94265(28)# | 0.995(19) s | β− (98.7%) | 79Ga | (9/2+) | ||
| β−, n (1.3%) | 78Ga | ||||||||
| 80Zn | 30 | 50 | 79.94434(18) | 545(16) ms | β− (99%) | 80Ga | 0+ | ||
| β−, n (1%) | 79Ga | ||||||||
| 81Zn | 30 | 51 | 80.95048(32)# | 290(50) ms | β− (92.5%) | 81Ga | 5/2+# | ||
| β−, n (7.5%) | 80Ga | ||||||||
| 82Zn | 30 | 52 | 81.95442(54)# | 100# ms [>300 ns] | β− | 82Ga | 0+ | ||
| 83Zn | 30 | 53 | 82.96103(54)# | 80# ms [>300 ns] | 5/2+# | ||||
- ^ 1.0 1.1 1.2 画上#号的数据代表没有经过实验的证明，仅为理论推测。
- ^ 2.0 2.1 2.2 2.3 用括号括起来的数据代表不确定性。
- ^ 稳定的衰变产物以粗体表示。
- ^ Final product of the silicon-burning process; its production is endothermic and accelerates the star's collapse
- ^ Believed to undergo β+β+ decay to 64Ni with a half-life over 2.3×1018 a
- ^ Believed to undergo β−β− decay to 70Ge with a half-life over 1.3×1016 a
| ← | 同位素列表 | → |
| 铜的同位素 | 锌的同位素 | 镓的同位素 |
参考文献
- ^ Meija, Juris; et al. Atomic weights of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.
- ^ Universal Nuclide Chart. nucleonica. [2015-09-13]. （原始内容
存档于2017-02-19）.
- 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.