銣嘅同位素
銣嘅同位素有45個，只係得85Rb係穩定。喺自然界出現嘅同位素有兩個－85Rb同埋87Rb，其中87Rb豐度好少，只係有0.2783。
圖表
編輯| 符號 | Z（p） | N（n） | 質量（u） | 半衰期 | 原子核自旋 | 相對豐度 | 相對豐度嘅變化率 |
|---|---|---|---|---|---|---|---|
| 激發能量 | |||||||
| 71Rb | 37 | 34 | 70.96532(54)# | 5/2-# | |||
| 72Rb | 37 | 35 | 71.95908(54)# | <1.5 µs | 3+# | ||
| 72mRb | 100(100)# keV | 1# µs | 1-# | ||||
| 73Rb | 37 | 36 | 72.95056(16)# | <30 ns | 3/2-# | ||
| 74Rb | 37 | 37 | 73.944265(4) | 64.76(3) ms | (0+) | ||
| 75Rb | 37 | 38 | 74.938570(8) | 19.0(12) s | (3/2-) | ||
| 76Rb | 37 | 39 | 75.9350722(20) | 36.5(6) s | 1(-) | ||
| 76mRb | 316.93(8) keV | 3.050(7) µs | (4+) | ||||
| 77Rb | 37 | 40 | 76.930408(8) | 3.77(4) min | 3/2- | ||
| 78Rb | 37 | 41 | 77.928141(8) | 17.66(8) min | 0(+) | ||
| 78mRb | 111.20(10) keV | 5.74(5) min | 4(-) | ||||
| 79Rb | 37 | 42 | 78.923989(6) | 22.9(5) min | 5/2+ | ||
| 80Rb | 37 | 43 | 79.922519(7) | 33.4(7) s | 1+ | ||
| 80mRb | 494.4(5) keV | 1.6(2) µs | 6+ | ||||
| 81Rb | 37 | 44 | 80.918996(6) | 4.570(4) h | 3/2- | ||
| 81mRb | 86.31(7) keV | 30.5(3) min | 9/2+ | ||||
| 82Rb | 37 | 45 | 81.9182086(30) | 1.273(2) min | 1+ | ||
| 82mRb | 69.0(15) keV | 6.472(5) h | 5- | ||||
| 83Rb | 37 | 46 | 82.915110(6) | 86.2(1) d | 5/2- | ||
| 83mRb | 42.11(4) keV | 7.8(7) ms | 9/2+ | ||||
| 84Rb | 37 | 47 | 83.914385(3) | 33.1(1) d | 2- | ||
| 84mRb | 463.62(9) keV | 20.26(4) min | 6- | ||||
| 85Rb | 37 | 48 | 84.911789738(12) | 穩定 | 5/2- | 0.7217(2) | |
| 86Rb | 37 | 49 | 85.91116742(21) | 18.642(18) d | 2- | ||
| 86mRb | 556.05(18) keV | 1.017(3) min | 6- | ||||
| 87Rb | 37 | 50 | 86.909180527(13) | 4.923(22)E+10 a | 3/2- | 0.2783(2) | |
| 88Rb | 37 | 51 | 87.91131559(17) | 17.773(11) min | 2- | ||
| 89Rb | 37 | 52 | 88.912278(6) | 15.15(12) min | 3/2- | ||
| 90Rb | 37 | 53 | 89.914802(7) | 158(5) s | 0- | ||
| 90mRb | 106.90(3) keV | 258(4) s | 3- | ||||
| 91Rb | 37 | 54 | 90.916537(9) | 58.4(4) s | 3/2(-) | ||
| 92Rb | 37 | 55 | 91.919729(7) | 4.492(20) s | 0- | ||
| 93Rb | 37 | 56 | 92.922042(8) | 5.84(2) s | 5/2- | ||
| 93mRb | 253.38(3) keV | 57(15) µs | (3/2-,5/2-) | ||||
| 94Rb | 37 | 57 | 93.926405(9) | 2.702(5) s | 3(-) | ||
| 95Rb | 37 | 58 | 94.929303(23) | 377.5(8) ms | 5/2- | ||
| 96Rb | 37 | 59 | 95.93427(3) | 202.8(33) ms | 2+ | ||
| 96mRb | 0(200)# keV | 200# ms [>1 ms] | 1(-#) | ||||
| 97Rb | 37 | 60 | 96.93735(3) | 169.9(7) ms | 3/2+ | ||
| 98Rb | 37 | 61 | 97.94179(5) | 114(5) ms | (0,1)(-#) | ||
| 98mRb | 290(130) keV | 96(3) ms | (3,4)(+#) | ||||
| 99Rb | 37 | 62 | 98.94538(13) | 50.3(7) ms | (5/2+) | ||
| 100Rb | 37 | 63 | 99.94987(32)# | 51(8) ms | (3+) | ||
| 101Rb | 37 | 64 | 100.95320(18) | 32(5) ms | (3/2+)# | ||
| 102Rb | 37 | 65 | 101.95887(54)# | 37(5) ms | |||
備註：有#嘅數據代表冇經過實驗嘅證明，只係理論推測，而用咗括號括係代表數據唔確定。
參攷
編輯- 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). Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005).
- 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, Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (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.
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