鉛有178Pb至220Pb共43种同位素，其中4個（204Pb、206Pb、207Pb、208Pb）是穩定的。在所有的穩定同位素中，質量數最大。是一个双幻数核，分别为82个质子和126个中子。
鉛同位素由於具有發生化學反應後不會有明顯分化現象，因此常用於地球化學與汙染源的示蹤。
圖表
|-
| 178Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 96
| 178.003830(26)
| 0.23(15) ms
|
| 174Hg
| 0+
|
|
|-
| 179Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 97
| 179.00215(21)#
| 3.9(1.1) ms
|
| 175Hg
| (9/2−)
|
|
|-
| 180Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 98
| 179.997918(22)
| 4.5(11) ms
|
| 176Hg
| 0+
|
|
|-
| rowspan=2|181Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 99
| rowspan=2|180.99662(10)
| rowspan=2|45(20) ms
| (98%)
| 177Hg
| rowspan=2|5/2−#
| rowspan=2|
| rowspan=2|
|-
| (2%)
| 181Tl
|-
| rowspan=2|182Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 100
| rowspan=2|181.992672(15)
| rowspan=2|60(40) ms
[55(+40−35) ms]
| (98%)
| 178Hg
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (2%)
| 182Tl
|-
| rowspan=2|183Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 101
| rowspan=2|182.99187(3)
| rowspan=2|535(30) ms
| (94%)
| 179Hg
| rowspan=2|(3/2−)
| rowspan=2|
| rowspan=2|
|-
| (6%)
| 183Tl
|-
| rowspan=2 style="text-indent:1em" | 183mPb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 94(8) keV
| rowspan=2|415(20) ms
|
| 179Hg
| rowspan=2|(13/2+)
| rowspan=2|
| rowspan=2|
|-
| （不常見）
| 183Tl
|-
| rowspan=2|184Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 102
| rowspan=2|183.988142(15)
| rowspan=2|490(25) ms
|
| 180Hg
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| （不常見）
| 184Tl
|-
| rowspan=2|185Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 103
| rowspan=2|184.987610(17)
| rowspan=2|6.3(4) s
|
| 181Hg
| rowspan=2|3/2−
| rowspan=2|
| rowspan=2|
|-
| （不常見）
| 185Tl
|-
| rowspan=2 style="text-indent:1em" | 185mPb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 60(40)# keV
| rowspan=2|4.07(15) s
|
| 181Hg
| rowspan=2|13/2+
| rowspan=2|
| rowspan=2|
|-
| （不常見）
| 185Tl
|-
| rowspan=2|186Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 104
| rowspan=2|185.984239(12)
| rowspan=2|4.82(3) s
| (56%)
| 182Hg
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (44%)
| 186Tl
|-
| rowspan=2|187Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 105
| rowspan=2|186.983918(9)
| rowspan=2|15.2(3) s
|
| 187Tl
| rowspan=2|(3/2−)
| rowspan=2|
| rowspan=2|
|-
|
| 183Hg
|-
| rowspan=2 style="text-indent:1em" | 187mPb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 11(11) keV
| rowspan=2|18.3(3) s
| (98%)
| 187Tl
| rowspan=2|(13/2+)
| rowspan=2|
| rowspan=2|
|-
| (2%)
| 183Hg
|-
| rowspan=2|188Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 106
| rowspan=2|187.980874(11)
| rowspan=2|25.5(1) s
| (91.5%)
| 188Tl
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (8.5%)
| 184Hg
|-
| style="text-indent:1em" | 188m1Pb
|
| colspan="3" style="text-indent:2em" | 2578.2(7) keV
| 830(210) ns
|
|
| (8−)
|
|
|-
| style="text-indent:1em" | 188m2Pb
|
| colspan="3" style="text-indent:2em" | 2800(50) keV
| 797(21) ns
|
|
|
|
|
|-
| 189Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 107
| 188.98081(4)
| 51(3) s
|
| 189Tl
| (3/2−)
|
|
|-
| rowspan=2 style="text-indent:1em" | 189mPb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 40(30)# keV
| rowspan=2|1# min
| (99.6%)
| 189Tl
| rowspan=2|(13/2+)
| rowspan=2|
| rowspan=2|
|-
| (.4%)
| 185Hg
|-
| rowspan=2|190Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 108
| rowspan=2|189.978082(13)
| rowspan=2|71(1) s
| (99.1%)
| 190Tl
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (.9%)
| 186Hg
|-
| style="text-indent:1em" | 190m1Pb
|
| colspan="3" style="text-indent:2em" | 2614.8(8) keV
| 150 ns
|
|
| (10)+
|
|
|-
| style="text-indent:1em" | 190m2Pb
|
| colspan="3" style="text-indent:2em" | 2618(20) keV
| 25 µs
|
|
| (12+)
|
|
|-
| style="text-indent:1em" | 190m3Pb
|
| colspan="3" style="text-indent:2em" | 2658.2(8) keV
| 7.2(6) µs
|
|
| (11)−
|
|
|-
| rowspan=2|191Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 109
| rowspan=2|190.97827(4)
| rowspan=2|1.33(8) min
| (99.987%)
| 191Tl
| rowspan=2|(3/2−)
| rowspan=2|
| rowspan=2|
|-
| (.013%)
| 187Hg
|-
| rowspan=2 style="text-indent:1em" | 191mPb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 20(50) keV
| rowspan=2|2.18(8) min
| (99.98%)
| 191Tl
| rowspan=2|13/2(+)
| rowspan=2|
| rowspan=2|
|-
| (.02%)
| 187Hg
|-
| rowspan=2|192Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 110
| rowspan=2|191.975785(14)
| rowspan=2|3.5(1) min
| (99.99%)
| 192Tl
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (.0061%)
| 188Hg
|-
| style="text-indent:1em" | 192m1Pb
|
| colspan="3" style="text-indent:2em" | 2581.1(1) keV
| 164(7) ns
|
|
| (10)+
|
|
|-
| style="text-indent:1em" | 192m2Pb
|
| colspan="3" style="text-indent:2em" | 2625.1(11) keV
| 1.1(5) µs
|
|
| (12+)
|
|
|-
| style="text-indent:1em" | 192m3Pb
|
| colspan="3" style="text-indent:2em" | 2743.5(4) keV
| 756(21) ns
|
|
| (11)−
|
|
|-
| 193Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 111
| 192.97617(5)
| 5# min
|
| 193Tl
| (3/2−)
|
|
|-
| style="text-indent:1em" | 193m1Pb
|
| colspan="3" style="text-indent:2em" | 130(80)# keV
| 5.8(2) min
|
| 193Tl
| 13/2(+)
|
|
|-
| style="text-indent:1em" | 193m2Pb
|
| colspan="3" style="text-indent:2em" | 2612.5(5)+X keV
| 135(+25−15) ns
|
|
| (33/2+)
|
|
|-
| rowspan=2|194Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 112
| rowspan=2|193.974012(19)
| rowspan=2|12.0(5) min
| (100%)
| 194Tl
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (7.3×10−6%)
| 190Hg
|-
| 195Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 113
| 194.974542(25)
| ~15 min
|
| 195Tl
| 3/2#-
|
|
|-
| style="text-indent:1em" | 195m1Pb
|
| colspan="3" style="text-indent:2em" | 202.9(7) keV
| 15.0(12) min
|
| 195Tl
| 13/2+
|
|
|-
| style="text-indent:1em" | 195m2Pb
|
| colspan="3" style="text-indent:2em" | 1759.0(7) keV
| 10.0(7) µs
|
|
| 21/2−
|
|
|-
| rowspan=2|196Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 114
| rowspan=2|195.972774(15)
| rowspan=2|37(3) min
|
| 196Tl
| rowspan=2|0+
| rowspan=2|
| rowspan=2|
|-
| (3×10−5%)
| 192Hg
|-
| style="text-indent:1em" | 196m1Pb
|
| colspan="3" style="text-indent:2em" | 1049.20(9) keV
| 196m2Pb
|
| colspan="3" style="text-indent:2em" | 1738.27(12) keV
| 196m3Pb
|
| colspan="3" style="text-indent:2em" | 1797.51(14) keV
| 140(14) ns
|
|
| 5−
|
|
|-
| style="text-indent:1em" | 196m4Pb
|
| colspan="3" style="text-indent:2em" | 2693.5(5) keV
| 270(4) ns
|
|
| (12+)
|
|
|-
| 197Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 115
| 196.973431(6)
| 8.1(17) min
|
| 197Tl
| 3/2−
|
|
|-
| rowspan=3 style="text-indent:1em" | 197m1Pb
| rowspan=3|
| rowspan=3 colspan="3" style="text-indent:2em" | 319.31(11) keV
| rowspan=3|42.9(9) min
| (81%)
| 197Tl
| rowspan=3|13/2+
| rowspan=3|
| rowspan=3|
|-
| IT (19%)
| 197Pb
|-
| (3×10−4%)
| 193Hg
|-
| style="text-indent:1em" | 197m2Pb
|
| colspan="3" style="text-indent:2em" | 1914.10(25) keV
| 1.15(20) µs
|
|
| 21/2−
|
|
|-
| 198Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 116
| 197.972034(16)
| 2.4(1) h
|
| 198Tl
| 0+
|
|
|-
| style="text-indent:1em" | 198m1Pb
|
| colspan="3" style="text-indent:2em" | 2141.4(4) keV
| 4.19(10) µs
|
|
| (7)−
|
|
|-
| style="text-indent:1em" | 198m2Pb
|
| colspan="3" style="text-indent:2em" | 2231.4(5) keV
| 137(10) ns
|
|
| (9)−
|
|
|-
| style="text-indent:1em" | 198m3Pb
|
| colspan="3" style="text-indent:2em" | 2820.5(7) keV
| 212(4) ns
|
|
| (12)+
|
|
|-
| 199Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 117
| 198.972917(28)
| 90(10) min
|
| 199Tl
| 3/2−
|
|
|-
| rowspan=2 style="text-indent:1em" | 199m1Pb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 429.5(27) keV
| rowspan=2|12.2(3) min
| IT (93%)
| 199Pb
| rowspan=2|(13/2+)
| rowspan=2|
| rowspan=2|
|-
| (7%)
| 199Tl
|-
| style="text-indent:1em" | 199m2Pb
|
| colspan="3" style="text-indent:2em" | 2563.8(27) keV
| 10.1(2) µs
|
|
| (29/2−)
|
|
|-
| 200Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 118
| 199.971827(12)
| 21.5(4) h
|
| 200Tl
| 0+
|
|
|-
| rowspan=2|201Pb
| rowspan=2|
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 119
| rowspan=2|200.972885(24)
| rowspan=2|9.33(3) h
| (99%)
| 201Pb
| rowspan=2|5/2−
| rowspan=2|
| rowspan=2|
|-
| (1%)
| 201Tl
|-
| style="text-indent:1em" | 201m1Pb
|
| colspan="3" style="text-indent:2em" | 629.14(17) keV
| 61(2) s
|
|
| 13/2+
|
|
|-
| style="text-indent:1em" | 201m2Pb
|
| colspan="3" style="text-indent:2em" | 2718.5+X keV
| 508(5) ns
|
|
| (29/2−)
|
|
|-
| 202Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 120
| 201.972159(9)
| 52.5(28)×103 y
|
| 202Tl
| 0+
|
|
|-
| rowspan=2 style="text-indent:1em" | 202m1Pb
| rowspan=2|
| rowspan=2 colspan="3" style="text-indent:2em" | 2169.83(7) keV
| rowspan=2|3.53(1) h
| IT (90.5%)
| 202Pb
| rowspan=2|9−
| rowspan=2|
| rowspan=2|
|-
| (9.5%)
| 202Tl
|-
| style="text-indent:1em" | 202m2Pb
|
| colspan="3" style="text-indent:2em" | 4142.9(11) keV
| 110(5) ns
|
|
| (16+)
|
|
|-
| style="text-indent:1em" | 202m3Pb
|
| colspan="3" style="text-indent:2em" | 5345.9(13) keV
| 107(5) ns
|
|
| (19−)
|
|
|-
| 203Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 121
| 202.973391(7)
| 51.873(9) h
|
| 203Tl
| 5/2−
|
|
|-
| style="text-indent:1em" | 203m1Pb
|
| colspan="3" style="text-indent:2em" | 825.20(9) keV
| 6.21(8) s
| IT
| 203Pb
| 13/2+
|
|
|-
| style="text-indent:1em" | 203m2Pb
|
| colspan="3" style="text-indent:2em" | 2949.47(22) keV
| 480(7) ms
|
|
| 29/2−
|
|
|-
| style="text-indent:1em" | 203m3Pb
|
| colspan="3" style="text-indent:2em" | 2923.4+X keV
| 122(4) ns
|
|
| (25/2−)
|
|
|-
| 204Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 122
| 203.9730436(13)
| colspan="3" style="text-align:center;"|觀測上穩定
| 0+
| 0.014(1)
| 0.0104–0.0165
|-
| style="text-indent:1em" | 204m1Pb
|
| colspan="3" style="text-indent:2em" | 1274.00(4) keV
| 265(10) ns
|
|
| 4+
|
|
|-
| style="text-indent:1em" | 204m2Pb
|
| colspan="3" style="text-indent:2em" | 2185.79(5) keV
| 67.2(3) min
|
|
| 9−
|
|
|-
| style="text-indent:1em" | 204m3Pb
|
| colspan="3" style="text-indent:2em" | 2264.33(4) keV
| 0.45(+10−3) µs
|
|
| 7−
|
|
|-
| 205Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 123
| 204.9744818(13)
| 15.3(7)×106 y
|
| 205Tl
| 5/2−
|
|
|-
| style="text-indent:1em" | 205m1Pb
|
| colspan="3" style="text-indent:2em" | 2.329(7) keV
| 24.2(4) µs
|
|
| 1/2−
|
|
|-
| style="text-indent:1em" | 205m2Pb
|
| colspan="3" style="text-indent:2em" | 1013.839(13) keV
| 5.55(2) ms
|
|
| 13/2+
|
|
|-
| style="text-indent:1em" | 205m3Pb
|
| colspan="3" style="text-indent:2em" | 3195.7(5) keV
| 217(5) ns
|
|
| 25/2−
|
|
|-
| 206Pb
| Radium G
| style="text-align:right" | 82
| style="text-align:right" | 124
| 205.9744653(13)
| colspan="3" style="text-align:center;"|觀測上穩定
| 0+
| 0.241(1)
| 0.2084–0.2748
|-
| style="text-indent:1em" | 206m1Pb
|
| colspan="3" style="text-indent:2em" | 2200.14(4) keV
| 125(2) µs
|
|
| 7−
|
|
|-
| style="text-indent:1em" | 206m2Pb
|
| colspan="3" style="text-indent:2em" | 4027.3(7) keV
| 202(3) ns
|
|
| 12+
|
|
|-
| 207Pb
| Actinium D
| style="text-align:right" | 82
| style="text-align:right" | 125
| 206.9758969(13)
| colspan="3" style="text-align:center;"|觀測上穩定
| 1/2−
| 0.221(1)
| 0.1762–0.2365
|-
| style="text-indent:1em" | 207mPb
|
| colspan="3" style="text-indent:2em" | 1633.368(5) keV
| 806(6) ms
| IT
| 207Pb
| 13/2+
|
|
|-
| 208Pb
| Thorium D
| style="text-align:right" | 82
| style="text-align:right" | 126
| 207.9766521(13)
| colspan="3" style="text-align:center;"|觀測上穩定
| 0+
| 0.524(1)
| 0.5128–0.5621
|-
| style="text-indent:1em" | 208mPb
|
| colspan="3" style="text-indent:2em" | 4895(2) keV
| 500(10) ns
|
|
| 10+
|
|
|-
| 209Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 127
| 208.9810901(19)
| 3.253(14) h
|
| 209Bi
| 9/2+
| 痕量
|
|-
| rowspan=2|210Pb
| rowspan=2|Radium D
Radiolead
Radio-lead
| rowspan=2 style="text-align:right" | 82
| rowspan=2 style="text-align:right" | 128
| rowspan=2|209.9841885(16)
| rowspan=2|22.20(22) y
| (100%)
| 210Bi
| rowspan=2|0+
| rowspan=2|痕量
| rowspan=2|
|-
| (1.9×10−6%)
| 206Hg
|-
| style="text-indent:1em" | 210mPb
|
| colspan="3" style="text-indent:2em" | 1278(5) keV
| 201(17) ns
|
|
| 8+
|
|
|-
| 211Pb
| Actinium B
| style="text-align:right" | 82
| style="text-align:right" | 129
| 210.9887370(29)
| 36.1(2) min
|
| 211Bi
| 9/2+
| 痕量
|
|-
| 212Pb
| Thorium B
| style="text-align:right" | 82
| style="text-align:right" | 130
| 211.9918975(24)
| 10.64(1) h
|
| 212Bi
| 0+
| 痕量
|
|-
| style="text-indent:1em" | 212mPb
|
| colspan="3" style="text-indent:2em" | 1335(10) keV
| 5(1) µs
|
|
| (8+)
|
|
|-
| 213Pb
|
| style="text-align:right" | 82
| style="text-align:right" | 131
| 212.996581(8)
| 10.2(3) min
|
| 213Bi
| (9/2+)
|
|
|-
| 214Pb
| Radium B
| style="text-align:right" | 82
| style="text-align:right" | 132
| 213.9998054(26)
| 26.8(9) min
|
| 214Bi
| 0+
| 痕量
参考文獻
- Isotope masses from [https://web.archive.org/web/20080923134436/http://www.nndc.bnl.gov/amdc/index.html 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 [http://www.iupac.org/publications/pac/2003/7506/7506x0683.html Atomic weights of the elements. Review 2000 (IUPAC Technical Report)] . Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and [http://www.iupac.org/news/archives/2005/atomic-weights_revised05.html 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. [http://amdc.in2p3.fr/web/nubase_en.html 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 [http://www.nndc.bnl.gov/nudat2/ 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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