溴嘅同位素

溴有45個同位素，其中有兩個係穩定嘅。

圖表

符號	Z（p）	N（n）	質量（u）	半衰期	原子核自旋	相對豐度	相對豐度嘅變化率
符號	激發能量			半衰期	原子核自旋	相對豐度	相對豐度嘅變化率
⁶⁷Br	35	32	66.96479(54)#		1/2-#
⁶⁸Br	35	33	67.95852(38)#	<1.2 µs	3+#
⁶⁹Br	35	34	68.95011(11)#	<24 ns	1/2-#
⁷⁰Br	35	35	69.94479(33)#	79.1(8) ms	0+#
^70mBr	2292.2(8) keV			2.2(2) s	(9+)
⁷¹Br	35	36	70.93874(61)	21.4(6) s	(5/2)-
⁷²Br	35	37	71.93664(6)	78.6(24) s	1+
^72mBr	100.92(3) keV			10.6(3) s	1-
⁷³Br	35	38	72.93169(5)	3.4(2) min	1/2-
⁷⁴Br	35	39	73.929891(16)	25.4(3) min	(0-)
^74mBr	13.58(21) keV			46(2) min	4(+#)
⁷⁵Br	35	40	74.925776(15)	96.7(13) min	3/2-
⁷⁶Br	35	41	75.924541(10)	16.2(2) h	1-
^76mBr	102.58(3) keV			1.31(2) s	(4)+
⁷⁷Br	35	42	76.921379(3)	57.036(6) h	3/2-
^77mBr	105.86(8) keV			4.28(10) min	9/2+
⁷⁸Br	35	43	77.921146(4)	6.46(4) min	1+
^78mBr	180.82(13) keV			119.2(10) µs	(4+)
⁷⁹Br	35	44	78.9183371(22)	穩定	3/2-	0.5069(7)
^79mBr	207.61(9) keV			4.86(4) s	(9/2+)
⁸⁰Br	35	45	79.9185293(22)	17.68(2) min	1+
^80mBr	85.843(4) keV			4.4205(8) h	5-
⁸¹Br	35	46	80.9162906(21)	穩定	3/2-	0.4931(7)
^81mBr	536.20(9) keV			34.6(28) µs	9/2+
⁸²Br	35	47	81.9168041(21)	35.282(7) h	5-
^82mBr	45.9492(10) keV			6.13(5) min	2-
⁸³Br	35	48	82.915180(5)	2.40(2) h	3/2-
^83mBr	3068.8(6) keV			700(100) ns	(19/2-)
⁸⁴Br	35	49	83.916479(16)	31.80(8) min	2-
^84m1Br	320(10) keV			6.0(2) min	6-
^84m2Br	408.2(4) keV			<140 ns	1+
⁸⁵Br	35	50	84.915608(21)	2.90(6) min	3/2-
⁸⁶Br	35	51	85.918798(12)	55.1(4) s	(2-)
⁸⁷Br	35	52	86.920711(19)	55.65(13) s	3/2-
⁸⁸Br	35	53	87.92407(4)	16.29(6) s	(2-)
^88mBr	272.7(3) keV			5.4(7) µs
⁸⁹Br	35	54	88.92639(6)	4.40(3) s	(3/2-,5/2-)
⁹⁰Br	35	55	89.93063(8)	1.91(1) s
⁹¹Br	35	56	90.93397(8)	541(5) ms	3/2-#
⁹²Br	35	57	91.93926(5)	0.343(15) s	(2-)
⁹³Br	35	58	92.94305(32)#	102(10) ms	3/2-#
⁹⁴Br	35	59	93.94868(43)#	70(20) ms
⁹⁵Br	35	60	94.95287(54)#	50# ms [>300 ns]	3/2-#
⁹⁶Br	35	61	95.95853(75)#	20# ms [>300 ns]
⁹⁷Br	35	62	96.96280(86)#	10# ms [>300 ns]	3/2-#

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

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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