鎘嘅同位素

鎘有50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
⁹⁵Cd	48	47	94.94987(64)#	5# ms	9/2+#
⁹⁶Cd	48	48	95.93977(54)#	1# s	0+
⁹⁷Cd	48	49	96.93494(43)#	2.8(6) s	9/2+#
⁹⁸Cd	48	50	97.92740(8)	9.2(3) s	0+
^98mCd	2427.5(6) keV			190(20) ns	8+#
⁹⁹Cd	48	51	98.92501(22)#	16(3) s	(5/2+)
¹⁰⁰Cd	48	52	99.92029(10)	49.1(5) s	0+
¹⁰¹Cd	48	53	100.91868(16)	1.36(5) min	(5/2+)
¹⁰²Cd	48	54	101.91446(3)	5.5(5) min	0+
¹⁰³Cd	48	55	102.913419(17)	7.3(1) min	5/2+
¹⁰⁴Cd	48	56	103.909849(10)	57.7(10) min	0+
¹⁰⁵Cd	48	57	104.909468(12)	55.5(4) min	5/2+
¹⁰⁶Cd	48	58	105.906459(6)	穩定 [>410E+18 a]	0+	0.0125(6)
¹⁰⁷Cd	48	59	106.906618(6)	6.50(2) h	5/2+
¹⁰⁸Cd	48	60	107.904184(6)	穩定[>410E+15 a]	0+	0.0089(3)
¹⁰⁹Cd	48	61	108.904982(4)	461.4(12) d	5/2+
^109m1Cd	59.6(4) keV			12(2) µs	1/2+
^109m2Cd	463.0(5) keV			10.9(5) µs	11/2-
¹¹⁰Cd	48	62	109.9030021(29)	穩定	0+	0.1249(18)
¹¹¹Cd	48	63	110.9041781(29)	穩定	1/2+	0.1280(12)
^111mCd	396.214(21) keV			48.50(9) min	11/2-
¹¹²Cd	48	64	111.9027578(29)	穩定	0+	0.2413(21)
¹¹³Cd	48	65	112.9044017(29)	7.7(3)E+15 a	1/2+	0.1222(12)
^113mCd	263.54(3) keV			14.1(5) a	11/2-
¹¹⁴Cd	48	66	113.9033585(29)	穩定 [>6.4E+18 a]	0+	0.2873(42)
¹¹⁵Cd	48	67	114.9054310(29)	53.46(5) h	1/2+
^115mCd	181.0(5) keV			44.56(24) d	(11/2)-
¹¹⁶Cd	48	68	115.904756(3)	3.1(4)E+19 a	0+	0.0749(18)
¹¹⁷Cd	48	69	116.907219(4)	2.49(4) h	1/2+
^117mCd	136.4(2) keV			3.36(5) h	(11/2)-
¹¹⁸Cd	48	70	117.906915(22)	50.3(2) min	0+
¹¹⁹Cd	48	71	118.90992(9)	2.69(2) min	(3/2+)
^119mCd	146.54(11) keV			2.20(2) min	(11/2-)#
¹²⁰Cd	48	72	119.90985(2)	50.80(21) s	0+
¹²¹Cd	48	73	120.91298(9)	13.5(3) s	(3/2+)
^121mCd	214.86(15) keV			8.3(8) s	(11/2-)
¹²²Cd	48	74	121.91333(5)	5.24(3) s	0+
¹²³Cd	48	75	122.91700(4)	2.10(2) s	(3/2)+
^123mCd	316.52(23) keV			1.82(3) s	(11/2-)
¹²⁴Cd	48	76	123.91765(7)	1.25(2) s	0+
¹²⁵Cd	48	77	124.92125(7)	0.65(2) s	(3/2+)#
^125mCd	50(70) keV			570(90) ms	11/2-#
¹²⁶Cd	48	78	125.92235(6)	0.515(17) s	0+
¹²⁷Cd	48	79	126.92644(8)	0.37(7) s	(3/2+)
¹²⁸Cd	48	80	127.92776(32)	0.28(4) s	0+
¹²⁹Cd	48	81	128.93215(32)#	242(8) ms	3/2+#
^129mCd	0(200)# keV			104(6) ms	11/2-#
¹³⁰Cd	48	82	129.9339(3)	162(7) ms	0+
¹³¹Cd	48	83	130.94067(32)#	68(3) ms	7/2-#
¹³²Cd	48	84	131.94555(54)#	97(10) ms	0+

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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