氡嘅同位素
圖表
編輯符號 | Z(p) | N(n) | 質量(原子質量單位) | 半衰期 | 原子核自旋 | 相對豐度 | 相對豐度嘅變化率 |
---|---|---|---|---|---|---|---|
激發能量 | |||||||
195Rn | 86 | 109 | 195.00544(5) | 6 ms | 3/2-# | ||
195mRn | 50(50) keV | 6 ms | 13/2+# | ||||
196Rn | 86 | 110 | 196.002115(16) | 4.7(11) ms [4.4(+13-9) ms] | 0+ | ||
197Rn | 86 | 111 | 197.00158(7) | 66(16) ms [65(+25-14) ms] | 3/2-# | ||
197mRn | 200(60)# keV | 21(5) ms [19(+8-4) ms] | (13/2+) | ||||
198Rn | 86 | 112 | 197.998679(14) | 65(3) ms | 0+ | ||
199Rn | 86 | 113 | 198.99837(7) | 620(30) ms | 3/2-# | ||
199mRn | 180(70) keV | 320(20) ms | 13/2+# | ||||
200Rn | 86 | 114 | 199.995699(14) | 0.96(3) s | 0+ | ||
201Rn | 86 | 115 | 200.99563(8) | 7.0(4) s | (3/2-) | ||
201mRn | 280(90)# keV | 3.8(1) s | (13/2+) | ||||
202Rn | 86 | 116 | 201.993263(19) | 9.94(18) s | 0+ | ||
203Rn | 86 | 117 | 202.993387(25) | 44.2(16) s | (3/2-) | ||
203mRn | 363(4) keV | 26.7(5) s | 13/2(+) | ||||
204Rn | 86 | 118 | 203.991429(16) | 1.17(18) min | 0+ | ||
205Rn | 86 | 119 | 204.99172(5) | 170(4) s | 5/2- | ||
206Rn | 86 | 120 | 205.990214(16) | 5.67(17) min | 0+ | ||
207Rn | 86 | 121 | 206.990734(28) | 9.25(17) min | 5/2- | ||
207mRn | 899.0(10) keV | 181(18) µs | (13/2+) | ||||
208Rn | 86 | 122 | 207.989642(12) | 24.35(14) min | 0+ | ||
209Rn | 86 | 123 | 208.990415(21) | 28.5(10) min | 5/2- | ||
209m1Rn | 1173.98(13) keV | 13.4(13) µs | 13/2+ | ||||
209m2Rn | 3636.78(23) keV | 3.0(3) µs | (35/2+) | ||||
210Rn | 86 | 124 | 209.989696(9) | 2.4(1) h | 0+ | ||
210m1Rn | 1690(15) keV | 644(40) ns | 8+# | ||||
210m2Rn | 3837(15) keV | 1.06(5) µs | (17)- | ||||
210m3Rn | 6493(15) keV | 1.04(7) µs | (22)+ | ||||
211Rn | 86 | 125 | 210.990601(7) | 14.6(2) h | 1/2- | ||
212Rn | 86 | 126 | 211.990704(3) | 23.9(12) min | 0+ | ||
213Rn | 86 | 127 | 212.993883(6) | 19.5(1) ms | (9/2+) | ||
214Rn | 86 | 128 | 213.995363(10) | 0.27(2) µs | 0+ | ||
214mRn | 4595.4 keV | 245(30) ns | (22+) | ||||
215Rn | 86 | 129 | 214.998745(8) | 2.30(10) µs | 9/2+ | ||
216Rn | 86 | 130 | 216.000274(8) | 45(5) µs | 0+ | ||
217Rn | 86 | 131 | 217.003928(5) | 0.54(5) ms | 9/2+ | ||
218Rn | 86 | 132 | 218.0056013(25) | 35(5) ms | 0+ | ||
219Rn | 86 | 133 | 219.0094802(27) | 3.96(1) s | 5/2+ | ||
220Rn | 86 | 134 | 220.0113940(24) | 55.6(1) s | 0+ | ||
221Rn | 86 | 135 | 221.015537(6) | 25.7(5) min | 7/2(+) | ||
222Rn | 86 | 136 | 222.0175777(25) | 3.8235(3) d | 0+ | ||
223Rn | 86 | 137 | 223.02179(32)# | 24.3(4) min | 7/2 | ||
224Rn | 86 | 138 | 224.02409(32)# | 107(3) min | 0+ | ||
225Rn | 86 | 139 | 225.02844(32)# | 4.66(4) min | 7/2- | ||
226Rn | 86 | 140 | 226.03089(43)# | 7.4(1) min | 0+ | ||
227Rn | 86 | 141 | 227.03541(45)# | 20.8(7) s | 5/2(+#) | ||
228Rn | 86 | 142 | 228.03799(44)# | 65(2) s | 0+ |
備註:畫上#號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。
參考
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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