钼(原子量:95.94(2))共有33个同位素和四个同核异构体,原子量在83至115之间,其中有6个同位素是稳定的。其中有七个同位素存在于自然界,分别是92Mo、94Mo、95Mo、96Mo、97Mo、98Mo以及放射性的100Mo。
Quick Facts 同位素, 衰变 ...
主要的钼同位素
同位素
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衰变
|
|
丰度
|
半衰期 (t1/2)
|
方式
|
能量 (MeV)
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产物
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92Mo
|
14.649%
|
稳定,带50粒中子
|
93Mo
|
人造
|
4839 年[1]
|
ε
|
0.406
|
93Nb
|
94Mo
|
9.187%
|
稳定,带52粒中子
|
95Mo
|
15.873%
|
稳定,带53粒中子
|
96Mo
|
16.673%
|
稳定,带54粒中子
|
97Mo
|
9.582%
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稳定,带55粒中子
|
98Mo
|
24.292%
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稳定,带56粒中子
|
99Mo
|
人造
|
65.932 小时
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β−
|
1.215
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99mTc
|
100Mo
|
9.744%
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7.07×1018 年
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β−β−
|
3.034
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100Ru
| |
标准原子质量 (Ar, 标准) | |
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Close
More information 符号, Z ...
符号
|
Z
|
N
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同位素质量(u) [n 1][n 2]
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半衰期 [n 1][n 2][n 3]
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衰变 方式[3]
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衰变 产物 [n 4]
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原子核 自旋[n 1]
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相对丰度 (莫耳分率)[n 2]
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相对丰度 的变化量 (莫耳分率)
|
激发能量[n 2]
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83Mo
|
42
|
41
|
82.94874(54)#
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23(19) ms [6(+30-3) ms][4]
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β+, p
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82Zr
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3/2-#
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|
|
β+
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83Nb
|
84Mo
|
42
|
42
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83.94009(43)#
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3.8(9) ms [3.7(+10-8) s]
|
β+
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84Nb
|
0+
|
|
|
85Mo
|
42
|
43
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84.93655(30)#
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3.2(2) s
|
β+
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85Nb
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(1/2-)#
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|
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86Mo
|
42
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44
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85.93070(47)
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19.6(11) s
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β+
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86Nb
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0+
|
|
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87Mo
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42
|
45
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86.92733(24)
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14.05(23) s
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β+ (85%)
|
87Nb
|
7/2+#
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|
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β+, p (15%)
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86Zr
|
88Mo
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42
|
46
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87.921953(22)
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8.0(2) min
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β+
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88Nb
|
0+
|
|
|
89Mo
|
42
|
47
|
88.919480(17)
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2.11(10) min
|
β+
|
89Nb
|
(9/2+)
|
|
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89mMo
|
387.5(2) keV
|
190(15) ms
|
IT
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89Mo
|
(1/2-)
|
|
|
90Mo
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42
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48
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89.913937(7)
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5.56(9) h
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β+
|
90Nb
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0+
|
|
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90mMo
|
2874.73(15) keV
|
1.12(5) µs
|
|
|
8+#
|
|
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91Mo
|
42
|
49
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90.911750(12)
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15.49(1) min
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β+
|
91Nb
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9/2+
|
|
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91mMo
|
653.01(9) keV
|
64.6(6) s
|
IT (50.1%)
|
91Mo
|
1/2-
|
|
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β+ (49.9%)
|
91Nb
|
92Mo
|
42
|
50
|
91.906811(4)
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观测上稳定[n 5]
|
0+
|
0.14649(106)
|
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92mMo
|
2760.46(16) keV
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190(3) ns
|
|
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8+
|
|
|
93Mo
|
42
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51
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92.906813(4)
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4,000(800) a
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ε
|
93Nb
|
5/2+
|
|
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93mMo
|
2424.89(3) keV
|
6.85(7) h
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IT (99.88%)
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93Mo
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21/2+
|
|
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β+ (.12%)
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93Nb
|
94Mo
|
42
|
52
|
93.9050883(21)
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稳定
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0+
|
0.09187(33)
|
|
95Mo[n 6]
|
42
|
53
|
94.9058421(21)
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稳定
|
5/2+
|
0.15873(30)
|
|
96Mo
|
42
|
54
|
95.9046795(21)
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稳定
|
0+
|
0.16673(30)
|
|
97Mo[n 6]
|
42
|
55
|
96.9060215(21)
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稳定
|
5/2+
|
0.09582(15)
|
|
98 Mo [n 6]
|
42
|
56
|
97.9054082(21)
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观测上稳定[n 7]
|
0+
|
0.24292(80)
|
|
99Mo[n 6][n 8]
|
42
|
57
|
98.9077119(21)
|
2.7489(6) d
|
β−
|
99mTc
|
1/2+
|
|
|
99m1Mo
|
97.785(3) keV
|
15.5(2) µs
|
|
|
5/2+
|
|
|
99m2Mo
|
684.5(4) keV
|
0.76(6) µs
|
|
|
11/2-
|
|
|
100Mo[n 9][n 6]
|
42
|
58
|
99.907477(6)
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8.5(5)×1018 a
|
β−β−
|
100Ru
|
0+
|
0.09744(65)
|
|
101Mo
|
42
|
59
|
100.910347(6)
|
14.61(3) min
|
β−
|
101Tc
|
1/2+
|
|
|
102Mo
|
42
|
60
|
101.910297(22)
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11.3(2) min
|
β−
|
102Tc
|
0+
|
|
|
103Mo
|
42
|
61
|
102.91321(7)
|
67.5(15) s
|
β−
|
103Tc
|
(3/2+)
|
|
|
104Mo
|
42
|
62
|
103.91376(6)
|
60(2) s
|
β−
|
104Tc
|
0+
|
|
|
105Mo
|
42
|
63
|
104.91697(8)
|
35.6(16) s
|
β−
|
105Tc
|
(5/2-)
|
|
|
106Mo
|
42
|
64
|
105.918137(19)
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8.73(12) s
|
β−
|
106Tc
|
0+
|
|
|
107Mo
|
42
|
65
|
106.92169(17)
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3.5(5) s
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β−
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107Tc
|
(7/2-)
|
|
|
107mMo
|
66.3(2) keV
|
470(30) ns
|
|
|
(5/2-)
|
|
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108Mo
|
42
|
66
|
107.92345(21)#
|
1.09(2) s
|
β−
|
108Tc
|
0+
|
|
|
109Mo
|
42
|
67
|
108.92781(32)#
|
0.53(6) s
|
β−
|
109Tc
|
(7/2-)#
|
|
|
110Mo
|
42
|
68
|
109.92973(43)#
|
0.27(1) s
|
β− (>99.9%)
|
110Tc
|
0+
|
|
|
β−, n (<.1%)
|
109Tc
|
111Mo
|
42
|
69
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110.93441(43)#
|
200# ms [>300 ns]
|
β−
|
111Tc
|
|
|
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112Mo
|
42
|
70
|
111.93684(64)#
|
150# ms [>300 ns]
|
β−
|
112Tc
|
0+
|
|
|
113Mo
|
42
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71
|
112.94188(64)#
|
100# ms [>300 ns]
|
β−
|
113Tc
|
|
|
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114Mo
|
42
|
72
|
113.94492(75)#
|
80# ms [>300 ns]
|
|
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0+
|
|
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115Mo
|
42
|
73
|
114.95029(86)#
|
60# ms [>300 ns]
|
|
|
|
|
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116Mo
|
42
|
74
|
(116)#
|
> 391 ns[5]
|
β−[5]
|
116Tc
|
0+[5]
|
|
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β−, n[5]
|
115Tc
|
117Mo[6]
|
42
|
75
|
(117)#
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(> 393) ns[6]
|
β−, 2n[6]
|
115 Tc
|
|
|
|
β−, n[6]
|
116 Tc
|
β−[6]
|
117 Tc
|
118Mo
|
42
|
76
|
(118)#
|
|
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Close
画上#号的数据代表没有经过实验的证明,仅为理论推测。
Believed to decay by β+β+ to 92Zr with a half-life over 1.9×1020 years
Believed to decay by β−β− to 98Ru with a half-life of over 1×1014 years
Used to produce the medically useful radioisotope technetium-99m
存档副本. [2015-09-15]. (原始内容存档于2017-02-19).
- 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) (页面存档备份,存于互联网档案馆). Pure Appl. Chem. Vol. 75, No. 6, pp. 683-800, (2003) and Atomic Weights Revised (2005) (页面存档备份,存于互联网档案馆).
- 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 (页面存档备份,存于互联网档案馆), Nuc. Phys. A 729, pp. 3-128 (2003).
- National Nuclear Data Center, Brookhaven National Laboratory. Information extracted from the NuDat 2.1 database (页面存档备份,存于互联网档案馆) (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.