アンチモンの同位体（アンチモンのどういたい）では、アンチモン（Sb）の同位体について記述する。
標準原子量: 121.760(1) u
一覧
| 同位体核種 |
Z(p) |
N(n) |
同位体質量 (u) |
半減期 |
核スピン数 |
天然存在比 |
天然存在比
(範囲) |
| 励起エネルギー |
| 103Sb |
51 |
52 |
102.93969(32)# |
100# ms [>1.5 µs] |
5/2+# |
|
|
| 104Sb |
51 |
53 |
103.93647(39)# |
0.47(13) s [0.44(+15-11) s] |
|
|
|
| 105Sb |
51 |
54 |
104.93149(11) |
1.12(16) s |
(5/2+) |
|
|
| 106Sb |
51 |
55 |
105.92879(34)# |
0.6(2) s |
(4+) |
|
|
| 106mSb |
1000(500)# keV |
220(20) ns |
|
|
|
| 107Sb |
51 |
56 |
106.92415(32)# |
4.0(2) s |
5/2+# |
|
|
| 108Sb |
51 |
57 |
107.92216(22)# |
7.4(3) s |
(4+) |
|
|
| 109Sb |
51 |
58 |
108.918132(20) |
17.3(5) s |
5/2+# |
|
|
| 110Sb |
51 |
59 |
109.91675(22)# |
23.0(4) s |
(4+) |
|
|
| 111Sb |
51 |
60 |
110.91316(3) |
75(1) s |
(5/2+) |
|
|
| 112Sb |
51 |
61 |
111.912398(19) |
51.4(10) s |
3+ |
|
|
| 113Sb |
51 |
62 |
112.909372(19) |
6.67(7) min |
5/2+ |
|
|
| 114Sb |
51 |
63 |
113.90927(3) |
3.49(3) min |
(3+) |
|
|
| 114mSb |
495.5(7) keV |
219(12) µs |
(8-) |
|
|
| 115Sb |
51 |
64 |
114.906598(17) |
32.1(3) min |
5/2+ |
|
|
| 116Sb |
51 |
65 |
115.906794(6) |
15.8(8) min |
3+ |
|
|
| 116m1Sb |
93.99(5) keV |
194(4) ns |
1+ |
|
|
| 116m2Sb |
380(40) keV |
60.3(6) min |
8- |
|
|
| 117Sb |
51 |
66 |
116.904836(10) |
2.80(1) h |
5/2+ |
|
|
| 118Sb |
51 |
67 |
117.905529(4) |
3.6(1) min |
1+ |
|
|
| 118m1Sb |
50.814(21) keV |
20.6(6) µs |
(3)+ |
|
|
| 118m2Sb |
250(6) keV |
5.00(2) h |
8- |
|
|
| 119Sb |
51 |
68 |
118.903942(9) |
38.19(22) h |
5/2+ |
|
|
| 119m1Sb |
2553.6(3) keV |
130(3) ns |
(19/2-) |
|
|
| 119m2Sb |
2852(7) keV |
850(90) ms |
27/2+# |
|
|
| 120Sb |
51 |
69 |
119.905072(8) |
15.89(4) min |
1+ |
|
|
| 120m1Sb |
0(100)# keV |
5.76(2) d |
8- |
|
|
| 120m2Sb |
78.16(5) keV |
246(2) ns |
(3+) |
|
|
| 120m3Sb |
2328.3(6) keV |
400(8) ns |
(6) |
|
|
| 121Sb |
51 |
70 |
120.9038157(24) |
安定同位体 |
5/2+ |
0.5721(5) |
|
| 122Sb |
51 |
71 |
121.9051737(24) |
2.7238(2) d |
2- |
|
|
| 122m1Sb |
61.4131(5) keV |
1.86(8) µs |
3+ |
|
|
| 122m2Sb |
137.4726(8) keV |
0.53(3) ms |
(5)+ |
|
|
| 122m3Sb |
163.5591(17) keV |
4.191(3) min |
(8)- |
|
|
| 123Sb |
51 |
72 |
122.9042140(22) |
安定同位体 |
7/2+ |
0.4279(5) |
|
| 124Sb |
51 |
73 |
123.9059357(22) |
60.20(3) d |
3- |
|
|
| 124m1Sb |
10.8627(8) keV |
93(5) s |
5+ |
|
|
| 124m2Sb |
36.8440(14) keV |
20.2(2) min |
(8)- |
|
|
| 124m3Sb |
40.8038(7) keV |
3.2(3) µs |
(3+,4+) |
|
|
| 125Sb |
51 |
74 |
124.9052538(28) |
2.75856(25) a |
7/2+ |
|
|
| 126Sb |
51 |
75 |
125.90725(3) |
12.35(6) d |
(8-) |
|
|
| 126m1Sb |
17.7(3) keV |
19.15(8) min |
(5+) |
|
|
| 126m2Sb |
40.4(3) keV |
~11 s |
(3-) |
|
|
| 126m3Sb |
104.6(3) keV |
553(5) ns |
(3+) |
|
|
| 127Sb |
51 |
76 |
126.906924(6) |
3.85(5) d |
7/2+ |
|
|
| 128Sb |
51 |
77 |
127.909169(27) |
9.01(4) h |
8- |
|
|
| 128mSb |
10(7) keV |
10.4(2) min |
5+ |
|
|
| 129Sb |
51 |
78 |
128.909148(23) |
4.40(1) h |
7/2+ |
|
|
| 129m1Sb |
1851.05(10) keV |
17.7(1) min |
(19/2-) |
|
|
| 129m2Sb |
1860.90(10) keV |
>2 µs |
(15/2-) |
|
|
| 129m3Sb |
2138.9(5) keV |
1.1(1) µs |
(23/2+) |
|
|
| 130Sb |
51 |
79 |
129.911656(18) |
39.5(8) min |
(8-)# |
|
|
| 130mSb |
4.80(20) keV |
6.3(2) min |
(4,5)+ |
|
|
| 131Sb |
51 |
80 |
130.911982(22) |
23.03(4) min |
(7/2+) |
|
|
| 132Sb |
51 |
81 |
131.914467(15) |
2.79(5) min |
(4+) |
|
|
| 132m1Sb |
200(30) keV |
4.15(5) min |
(8-) |
|
|
| 132m2Sb |
254.5(3) keV |
102(4) ns |
(6-) |
|
|
| 133Sb |
51 |
82 |
132.915252(27) |
2.5(1) min |
(7/2+) |
|
|
| 134Sb |
51 |
83 |
133.92038(5) |
0.78(6) s |
(0-) |
|
|
| 134mSb |
80(110) keV |
10.07(5) s |
(7-) |
|
|
| 135Sb |
51 |
84 |
134.92517(11) |
1.68(2) s |
(7/2+) |
|
|
| 136Sb |
51 |
85 |
135.93035(32)# |
0.923(14) s |
1-# |
|
|
| 136mSb |
173(3) keV |
570(50) ns |
6-# |
|
|
| 137Sb |
51 |
86 |
136.93531(43)# |
450(50) ms |
7/2+# |
|
|
| 138Sb |
51 |
87 |
137.94079(32)# |
500# ms [>300 ns] |
2-# |
|
|
| 139Sb |
51 |
88 |
138.94598(54)# |
300# ms [>300 ns] |
7/2+# |
|
|
参考文献
- 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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