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Liste der Isotope/3. Periode

Eine Liste der Isotope aller bekannten Elemente der dritten Periode

Dies ist die Liste der Isotope der Elemente der 3. Periode des Periodensystems.

Der ↓Zugriffsindex für die Isotopenlisten ist ein Einstieg,
um komfortabel auf alle Elemente zugreifen zu können.
↓Erläuterung des Aufbaus der Isotopenliste sowie eine
↓Legende sind dort ebenfalls zu finden.
Ebenfalls zu finden sind dort die verwendeten
↓Quellen und Weblinks.
Zerfallsenergien wurden mit den angegebenen Massen
und dem Masse-Energie-Äquivalent von
neu berechnet.

Inhaltsverzeichnis

HauptgruppenelementeBearbeiten

11 NatriumBearbeiten

Iso-
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Halbwerts-
zeit
Zerfallsenergie
(MeV)
Spin /
Parität
Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
18Na 1,3·10−21 s 1,249 1− p 18,026 88(12)
19Na < 40 ns 0,3225 5/2+ p 19,013 880(11)
20Na 447,9 ms 13,893 (β+), 9,163 (β+α) 2+ β+ = 79,95, β+α = 20,05 20,007 3544(12)
21Na 22,49 s 3,547 3/2+ β+ 20,997 654 69(30)
22Na 2,6027 a 2,843 3+ β+ 21,994 437 41(18)
22m1Na 244 ns 0,5825 1+ IT 21,995 062 77
23Na stabil 3/2+ 100 22,989 769 2820(19)
24Na 14,997 h 5,5156 4+ β 23,990 962 950(38)
24m1Na 20,18 ms 0,472 (IT), 5,988 (β) 1+ IT = 99,95, β = 0,05 23,991 469 83
25Na 59,1 s 3,835 5/2+ β 24,989 9540(13)
26Na 1,07128 s 9,353 3+ β 25,992 6346(38)
27Na 301 ms 9,069 (β), 2,626 (βn) 5/2+ β = 99,87, βn = 0,13 26,994 0765(40)
28Na 30,5 ms 14,03 (β), 5,527 (βn) 1+ β = 99,42, βn = 0,58 27,998 939(11)
29Na 44,9 ms 13,283 (β), 9,627 (βn) 3/2+ β = 78,5, βn = 21,5 29,002 8771(79)
30Na 48 ms 17,358 (β), 11,007 (βn), 7,351 (β2n), 5,57 (βα) 2+ β = 68,85, βn = 30, β2n = 1,17, βα = 5,5·10−5 30,009 0979(51)
31Na 17 ms 15,384 (β), 13,074 (βn), 6,722 (β2n), 3,066 (β3n) 3/2+ β = 61,93, βn = 37, β2n = 0,87, β3n = 0,2 31,013 163(25)
32Na 13,2 ms 19,636 (β), 13,858 (βn), 11,548 (β2n) 3− β = 68, βn = 24, β2n = 8 32,020 19(13)
33Na 8 ms 19,005 (β), 16,725 (βn), 10,947 (β2n) 3/2+ β = 40, βn = 47, β2n = 13 33,025 73(64#)
34Na 5,5 ms 22,966 (β), 18,255 (βn), 15,975 (β2n) β = 35, βn ≈ 15, β2n ≈ 50 34,033 59(54#)
35Na 1,5 ms 22,198 (β), 21,443 (βn) β = 50, βn = 50 35,040 62(63#)
36Na < 180 ns 0,00474 1+ n 36,049 29(64#)
37Na > 60 ns 24,852 (β), 24,689 (βn) 3/2+ β = ?, βn = ? 37,057 05(65#)

12 MagnesiumBearbeiten

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Zerfallsenergie
(MeV)
Spin /
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
19Mg 4 ps 0,7498 1/2− 2p 19,034 169(54)
20Mg 90,8 ms 10,708 (β+), 8,518 (β+p) 0+ β+ = 73, β+p = 27 20,018 850(29)
21Mg 122 ms 13,098 (β+), 10,666 (β+p), 6,537 (β+α) 5/2+ β+ = 66,9, β+p = 32,6, β+α = 0,5 21,011 716(18)
22Mg 3,8755 s 4,782 0+ β+ 21,999 570 65(34)
23Mg 11,317 s 4,057 5/2+ ε 22,994 124 21(74)
23m1Mg 15·10−15 s 9,596 (IT), 2,016 (p) 3/2+ IT = ?, p = ? 23,004 426 22
24Mg stabil 0+ 078,99 23,985 041 697(14)
25Mg stabil 5/2+ 010,00 24,985 836 976(50)
26Mg stabil 0+ 011,01 25,982 592 968(31)
27Mg 9,458 min 2,61 1/2+ β 26,984 340 624(53)
28Mg 20,915 h 1,832 0+ β 27,983 8767(22)
29Mg 1,3 s 7,601 3/2+ β 28,988 617(12)
30Mg 335 ms 6,989 0+ β 29,990 4629(37)
31Mg 232 ms 11,833 (β), 4,679 (βn) 1/2+ β = 98,3, βn = 1,7 30,996 6480(33)
32Mg 86 ms 10,27 (β), 6,055 (βn) 0+ β = 94,5, βn = 5,5 31,999 1102(34)
33Mg 90,5 ms 13,43 (β), 7,99 (βn) 3/2+ β = 83, βn = 17 33,005 3271(31)
34Mg 20 ms 11,392 (β), 8,72 (βn) 0+ β = 90, βn = 10 34,008 935(31)
35Mg 70 ms 15,86 (β), 10,638 (βn) 7/2− β = 48, βn = 52 35,016 79(19)
36Mg 3,9 ms 14,429 (β), 12,53 (βn) 0+ β = 60, βn = 40 36,021 88(49)
37Mg 40 ms 18,48 (β), 14,266 (βn) 7/2− β < 100, βn = ? 37,030 37(54#)
38Mg 1 ms 17,866 (β), 16,194 (βn) 0+ β = ?, βn = ? 38,036 58(54#)
39Mg < 180 ns 0,1258 7/2− n 39,045 38(55#)
40Mg 1 ms 20,633 (β), 19,538 (βn) 0+ β = ?, βn = ? 40,052 18(64#)

13 AluminiumBearbeiten

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Zerfallsenergie
(MeV)
Spin /
Parität
Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
21Al 100 ps 2,318 5/2+ p 21,028 97(43#)
22Al 91,1 ms 18,601 (β+), 13,097 (εp), 10,665 (ε2p), 10,459 (εα) 3+ β+ = 44,36, εp =54,5, ε2p =1,1, εα = 0,04 22,019 54(43#)
23Al 446 ms 12,221 (β+), 4,641 (β+p) 5/2+ β+ = 99,53, β+p = 0,47 23,007 244 35(37)
23m1Al 6,2·10−18 s 0,43 (p), 0,571 (IT) 1/2+ p ≈ 100, IT = 8,5·10−7 23, 007 857 27
24Al 2,053 s 13,886 (β+), 2,193 (εp), 4,569 (εα) 4+ β+ = 99,96, εp = 0,0016, εα = 0,0384 23,999 9489(12)
24m1Al 130 ms 0,417 (IT), 14,303 (β+), 4,987 (εα) 1+ IT = 82,5, β+ = 17,47, εα = 0,03 24,000 397
25Al 7,183 s 4,277 5/2+ β+ 24,990 428 10(51)
26Al 7,17·105 a 4,004 5+ ε 25,986 891 904(69)
26m1Al 6,3464 s 4,233 0+ ε 25,987 136 79
27Al stabil 5/2+ 100 26,981 538 53(11)
28Al 2,2414 min 4,642 3+ β 27,981 910 21(13)
29Al 6,56 min 3,69 5/2+ β 28,980 4565(10)
30Al 3,62 s 8,56 3+ β 29,982 960(15)
31Al 644 ms 7,994 5/2+ β 30,983 945(22)
32Al 33 ms 12,979 1+ β 31,988 085(13)
32m1Al 200 ns 0,99435 4+ IT 31,989 152 48
33Al 41,7 ms 12,046 (β), 7,538 (βn) 5/2+ β = 91,5, βn = 8,5 32,990 909(81)
34Al 42 ms 16,887 (β), 9,374 (βn) 4− β = 73, βn = 27 33,996 705(74)
35Al 37,2 ms 14,141 (β), 11,665 (βn) 5/2+ β = 59, βn = 41 34,999 764(75)
36Al 90 ms 18,346 (β), 12,242 (βn) β = 70, βn = 30 36,006 39(11)
37Al 10,7 ms 16,403 (β), 14,131 (βn) β = 85, βn = 15 37,010 53(13)
38Al 7,6 ms 20,378 (β), 14,731 (βn) β = ?, βn = ? 38,017 40(27)
39Al 7,6 ms 18,676 (β), 17,095 (βn) β = ?, βn = ? 39,022 54(54#)
40Al > 260 ns 22,542 (β), 17,581 (βn) β = ?, βn = ? 40,030 03(54#)
41Al > 260 ns 21,769 (β), 20,386 (βn) β = ?, βn = ? 41,036 38(64#)
42Al > 170 ns 24,275 (β), 20,647 (βn) β = ?, βn = ? 42,043 84(64#)
43Al > 170 ns 24,843 (β), 23,311 (βn) β = ?, βn = ? 43,051 47(75#)

14 SiliciumBearbeiten

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Zerfallsenergie
(MeV)
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
22Si 29 ms 15,137 (β+), 15,136 (εp) 0+ β+ = 68, εp = 32 22,035 79(54#)
23Si 42,3 ms 16,949 (β+), 16,808 (εp), 11,304 (ε2p) 5/2+ β+ = 25,4, εp = 71, ε2p = 3,6 23,025 44(54#)
24Si 140,5 ms 10,792 (β+), 8,929 (εp) 0+ β+ = 62, εp = 38 24,011 535(21)
25Si 220 ms 12,744 (β+), 10,472 (β+p) 5/2+ β+ = 65, β+p = 35 25,004 109(11)
26Si 2,229 s 5,069 0+ β+ 25,992 333 84(11)
27Si 4,15 s 4,812 5/2+ ε 26,986 704 81(15)
28Si stabil 0+ 092,223 27,976 926 534 65(44)
29Si stabil 1/2+ 004,685 28,976 494 664 90(52)
30Si stabil 0+ 003,092 29,973 770 136(23)
31Si 157,3 min 1,492 3/2+ β 30,975 363 194(46)
32Si 153 a 0,227 0+ β 31,974 151 54(32)
33Si 6,11 s 5,823 3/2+ β 32,977 976 96(75)
34Si 2,77 s 4,592 0+ β 33,978 576(15)
35Si 0,78 s 10,197 7/2− β 34,984 583(41)
36Si 0,45 s 7,857 (β), 4,393 (βn) 0+ β > 90, βn < 10 35,986 695(77)
37Si 90 ms 12,402 (β), 5,585 (βn) 7/2− β = 83, βn = 17 36,992 921(89)
38Si > 1 μs 10,499 (β), 6,754 (βn) 0+ β = ?, βn = ? 37,995 523(75)
39Si 47,5 ms 15,15 (β), 8,918 (βn) 5/2− β = ?, βn = ? 39,002 491(97)
40Si 33 ms 13,507 (β), 10,189 (βn) 0+ β = ?, βn = ? 40,005 83(25)
41Si 20 ms 17,099 (β), 12,123 (βn) β = ?, βn = ? 41,013 01(40)
42Si 12,5 ms 15,556 (β), 13,47 (βn) 0+ β = ?, βn = ? 42,017 78(54#)
43Si > 60 ns 18,425 (β), 14,024 (βn) β = ?, βn = ? 43,024 80(64#)
44Si > 360 ns 18,071 (β), 15,766 (βn) 0+ β = ?, βn = ? 44,030 61(64#)
45Si 45,039 95(75#)

15 PhosphorBearbeiten

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Zerfallsenergie
(MeV)
Spin /
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
24P 2,333 1+ p 24,035 77(54#)
25P < 30 ns 1,705 1/2+ p 25,021 19(43#)
26P 43,7 ms 18,112 (ε), 12,6 (εp), 1,329 (β+2p) 3+ ε = 61,04, εp = 36,8, β+2p = 2,16 26,011 78(21#)
27P 260 ms 11,662 (β+), 4,199 (β+p) 1/2+ β+ = 99,93, β+p = 0,07 26,999 224(28)
28P 270,3 ms 14,345 (ε), 2,76 (β+p), 4,361 (β+α) 3+ ε = 99,999, β+p = 1,3·10−3, β+α = 8,6·10−4 27,992 3266(12)
29P 4,142 s 4,943 1/2+ β+ 28,981 800 79(60)
30P 2,498 min 4,232 1+ β+ 29,978 313 75(34)
31P stabil 1/2+ 100 30,973 761 998 42(70)
32P 14,262 d 1,711 1+ β 31,973 907 643(42)
33P 25,35 d 0,249 1/2+ β 32,971 7257(12)
34P 12,43 s 5,383 1+ β 33,973 645 89(87)
35P 47,3 s 3,989 1/2+ β 34,973 3141(20)
36P 5,6 s 10,413 4− β 35,978 260(14)
37P 2,31 s 7,9 1/2+ β 36,979 607(41)
38P 0,64 s 12,192 (β), 4,156 (βn) 4− β = 88, βn = 12 37,984 252(93)
39P 0,28 s 10,333 (β), 5,96 (βn) 1/2+ β = 74, βn = 26 38,986 227(98)
40P 125 ms 14,762 (β), 7,015 (βn) 2− β = 84,2, βn = 15,8 39,991 33(12)
41P 100 ms 14,029 (β), 9,787 (βn) 1/2+ β = 70, βn = 30 40,994 654(86)
42P 48,5 ms 18,644 (β), 11,943 (βn) β = 50, βn = 50 42,001 08(23)
43P 36,5 ms 14,246 1/2+ βn 43,005 02(40)
44P 18,5 ms 19,646 (β), 14,566 (βn) 3/2− β = ?, βn = ? 44,011 21(54#)
45P > 200 ns 19,31 β 45,016 45(64#)
46P > 200 ns 22,747 β 46,024 46(75#)
47P 47,031 39(86#)

16 SchwefelBearbeiten

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Zerfallsenergie
(MeV)
Spin /
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
26S 79 ns 1,756 0+ 2p 26,029 07(64#)
27S 15,5 ms 17,751 (β+), 16,88 (β+p), 11,366 (β+2p) 5/2+ β+ = 96,6, β+p = 2,3, β+2p = 1,1 27,018 28(43#)
28S 125 ms 11,218 (β+), 9,167 (β+p) 0+ β+ = 79,3, β+p = 20,7 28,004 37(17)
29S 187 ms 13,796 (β+), 11,047 (β+p) 5/2+ β+ = 53, β+p = 47 28,996 611(54)
30S 1,178 s 6,142 0+ β+ 29,984 907 03(40)
31S 2,572 s 5,398 1/2+ ε 30,979 557 01(25)
32S stabil 0+ 094,99 31,972 071 1744(14)
33S stabil 3/2+ 000,75 32,971 458 9098(15)
34S stabil 0+ 004,25 33,967 867 004(47)
35S 87,37 d 0,167 3/2+ β 34,969 032 310(43)
36S stabil 0+ 000,01 35,967 080 71(20)
37S 5,05 min 4,865 7/2− β 36,971 125 51(21)
38S 170,3 min 2,937 0+ β 37,971 1633(77)
39S 11,5 s 6,638 7/2− β 38,975 134(54)
40S 8,8 s 4,72 0+ β 39,975 4826(43)
41S 1,99 s 8,298 7/2− β 40,979 5935(44)
42S 1,03 s 7,278 (β) 0+ β 41,981 0651(30)
43S 0,28 s 12,126 (β), 4,651 (βn) 3/2− β = 60, βn = 40 42,986 9076(53)
43m1S 480 ns 0,54929 7/2− IT 42,987 497 29
44S 100 ms 11,41 (β), 7,046 (βn) 0+ β = 82, βn = 18 43,990 1188(56)
45S 68 ms 14,373 (β), 8,556 (βn) β = 46, βn = 54 44,995 72(74)
46S 50 ms 13,851 0+ β 46,000 04(54#)
47S 20 ms 17,503 (β), 13,148 (βn) 3/2− β = ?, βn = ? 47,007 95(54#)
48S > 200 ns 16,823 0+ β 48,013 70(64#)
49S < 200 ns 0,36802 3/2− n 49,022 76(72#)

17 ChlorBearbeiten

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(MeV)
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
28Cl 3,12 1+ p 28,029 54(64#)
29Cl < 20 ns 2,408 3/2+ p 29,014 78(43#)
30Cl < 30 ns 0,31109 3+ p 30,004 77(21#)
31Cl 150 ms 11,976 (ε), 5,845 (β+p) 3/2+ ε = 99,3, β+p = 0,7 30,992 414(54)
32Cl 298 ms 12,681 (ε), 3,817 (εp), 5,733 (β+α) 1+ ε = 99,92, εp = 0,3, β+α = 0,05 31,985 684 64(60)
33Cl 2,511 s 5,583 3/2+ ε 32,977 451 99(42)
34Cl 1,5264 s 5,492 0+ ε 33,973 762 485(52)
34m1Cl 32 min 5,639 (ε), 0,14749 (IT) 3+ ε = 55,4, IT = 44,6 33,973 920 82
35Cl stabil 3/2+ 075,76 34,968 852 682(37)
36Cl 3,01·105 a 0,70952 (β), 1,142 (ε) 2+ β = 98,1, ε = 1,9 35,968 306 809(38)
37Cl stabil 3/2+ 024,24 36,965 902 602(55)
38Cl 37,24 min 4,917 2− β 37,968 010 44(11)
38m1Cl 715 ms 0,671 5− IT 37,968 731 31
39Cl 55,6 min 3,422 3/2+ β 38,968 0082(19)
40Cl 1,35 min 7,482 2− β 39,970 415(34)
41Cl 38,4 s 5,761 1/2+ β 40,970 685(74)
42Cl 6,8 s 9,505 2− β 41,973 25(15)
43Cl 3,13 s 7,688 1/2+ β 42,973 89(10)
44Cl 0,56 s 12,059 (β), 3,325 (βn) 2− β = 92, βn = 8 43,977 87(20)
45Cl 413 ms 11,411 (β), 6,242 (βn) 1/2+ β = 76, βn = 24 44,980 29(11)
46Cl 232 ms 15,916 (β), 7,885 (βn) 2− β = 40, βn = 60 45,985 17(17)
47Cl 101 ms 15,113 (β), 11,562 (βn) β > 97, βn < 3 46,989 16(43#)
48Cl > 200 ns 18,378 β 47,995 64(54#)
49Cl > 170 ns 18,006 β 49,001 23(64#)
50Cl 20 ms 21,35 (β), 17,219 (βn) β = ?, βn = ? 50,009 05(64#)
51Cl > 200 ns 20,344 3/2+ β 51,015 54(75#)

18 ArgonBearbeiten

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Zerfallsenergie
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Zerfallsart(en)
(%)
NH
(%)
Masse
(u)
30Ar 20 ns 0,43311 0+ p 30,023 07(54#)
31Ar 14,4 ms 18,4 (ε), 18,3 (β+p), 13,7 (β+2p), 10,9 (β+3p), 9,6 (εα), 8,72 (εpα) 5/2+ ε = 29,39, β+p = 63, β+2p = 7,2, β+3p = 0,001, εα = 0,03, εpα = 0,38 31,012 12(22#)
32Ar 100,5 ms 11,134 (ε), 9,553 (εp) 0+ ε = 57, εp = 43 31,997 6378(19)
33Ar 173 ms 11,619 (ε), 9,342 (εp) 1/2+ ε = 61,3, εp = 38,7 32,989 925 55(43)
34Ar 844,5 ms 6,062 0+ ε 33,980 270 090(83)
35Ar 1,7756 s 5,966 3/2+ ε 34,975 257 59(80)
36Ar stabil 0+ 000,3336 35,967 545 105(28)
37Ar 35,04 d 0,81387 3/2+ ε 36,966 776 33(22)
38Ar stabil 0+ 000,0629 37,962 732 11(21)
39Ar 269 a 0,56496 7/2− β 38,964 3130(54)
40Ar stabil 0+ 099,6035 39,962 383 1237(24)
41Ar 109,61 min 2,492 7/2− β 40,964 500 57(37)
42Ar 32,9 a 0,59931 0+ β 41,963 0457(62)
43Ar 5,37 min 4,566 5/2− β 42,965 6361(57)
44Ar 11,87 min 3,108 0+ β 43,964 9238(17)
45Ar 21,48 s 6,845 5/2− β 44,968 039 73(55)
46Ar 8,4 s 5,683 0+ β 45,968 083(44)
47Ar 1,23 s 10,501 (β), 2,132 (βn) 3/2− β > 99,8, βn < 0,2 46,972 935(96)
48Ar 475 ms 9,845 0+ β 47,975 91(32#)
49Ar 170 ms 12,752 (β), 7,353 (βn) 3/2− β = 35, βn = 65 48,981 90(43#)
50Ar 85 ms 12,808 (β), 8,62 (βn) 0+ β = 65, βn = 35 49,986 13(54#)
51Ar > 200 ns 16,648 5/2− β 50,993 70(64#)
52Ar 10 ms 15,575 0+ β 51,998 96(64#)
53Ar 3 ms 18,472 5/2− β 53,007 29(75#)

EinzelnachweiseBearbeiten