氧嘅同位素

氧有17個同位素，其中3個係穩定嘅。

圖表

符號	Z（p）	N（n）	質量（u）	半衰期	原子核自旋	相對豐度	相對豐度嘅變化量
12O	8	4	12.034405(20)	580(30)E-24 s [0.40(25) MeV]	0+
13O	8	5	13.024812(10)	8.58(5) ms	(3/2-)
14O	8	6	14.00859625(12)	70.598(18) s	0+
15O	8	7	15.0030656(5)	122.24(16) s	1/2-
16O	8	8	15.99491461956(16)	穩定	0+	0.99757(16)	0.99738-0.99776
17O	8	9	16.99913170(12)	穩定	5/2+	0.00038(1)	0.00037-0.00040
18O	8	10	17.9991610(7)	穩定	0+	0.00205(14)	0.00188-0.00222
19O	8	11	19.003580(3)	26.464(9) s	5/2+
20O	8	12	20.0040767(12)	13.51(5) s	0+
21O	8	13	21.008656(13)	3.42(10) s	(1/2,3/2,5/2)+
22O	8	14	22.00997(6)	2.25(15) s	0+
23O	8	15	23.01569(13)	82(37) ms	1/2+#
24O	8	16	24.02047(25)	65(5) ms	0+
25O	8	17	25.02946(28)#	<50 ns	(3/2+)#
26O	8	18	26.03834(28)#	<40 ns	0+
27O	8	19	27.04826(54)#	<260 ns	3/2+#
28O	8	20	28.05781(64)#	<100 ns	0+

備註：有#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。

參攷

• 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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