銀的同位素

主要的銀同位素
同位素 衰變
丰度 半衰期 (t1/2) 類型 產物
105Ag syn 41.2  ε 105Pd
γ
106mAg syn 8.28  ε 106Pd
γ
107Ag 51.839% 穩定
108mAg syn 418  ε 108Pd
IT 108Ag
γ
109Ag 48.161% 穩定
111Ag syn 7.45  β 111Cd
γ
標準原子質量 (Ar, 標準)
←Pd46 Cd48

原子量:107.8682(2))共有74個同位素,其中有2個同位素是穩定的。

圖表

符號 Z(p N(n 同位素質量(u 半衰期 衰變
方式
[2][n 1]
衰變
產物
[n 2]
原子核
自旋
相對豐度
莫耳分率)
相對豐度
的變化量
莫耳分率)
激發能量
93Ag 47 46 92.94978(64)# 5# ms
[>1.5 µs]
9/2+#
94Ag 47 47 93.94278(54)# 37(18) ms
[26(+26-9) ms]
β+ 94Pd 0+#
94m1Ag 1350(400)# keV 422(16) ms β+ (>99.9%) 94Pd (7+)
β+, p (<.1%) 93Rh
94m2Ag 6500(2000)# keV 300(200) ms (21+)
95Ag 47 48 94.93548(43)# 1.74(13) s β+ (>99.9%) 95Pd (9/2+)
β+, p (<.1%) 94Rh
95m1Ag 344.2(3) keV <0.5 s (1/2-)
95m2Ag 2531(1) keV <16 ms (23/2+)
95m3Ag 4859(1) keV <40 ms (37/2+)
96Ag 47 49 95.93068(43)# 4.45(4) s β+ (96.3%) 96Pd (8+)
β+, p (3.7%) 95Rh
96m1Ag 0(50)# keV 6.9(6) s (2+)
96m2Ag 700(200) ns
97Ag 47 50 96.92397(35) 25.3(3) s β+ 97Pd (9/2+)
97mAg 2343(49) keV 5 ns (21/2+)
98Ag 47 51 97.92157(7) 47.5(3) s β+ (99.99%) 98Pd (5+)
β+, p (.0012%) 97Rh
98mAg 167.83(15) keV 220(20) ns (3+)
99Ag 47 52 98.91760(16) 124(3) s β+ 99Pd (9/2)+
99mAg 506.1(4) keV 10.5(5) s IT 99Ag (1/2-)
100Ag 47 53 99.91610(8) 2.01(9) min β+ 100Pd (5)+
100mAg 15.52(16) keV 2.24(13) min IT 100Ag (2)+
β+ 100Pd
101Ag 47 54 100.91280(11) 11.1(3) min β+ 101Pd 9/2+
101mAg 274.1(3) keV 3.10(10) s IT 101Ag 1/2-
102Ag 47 55 101.91169(3) 12.9(3) min β+ 102Pd 5+
102mAg 9.3(4) keV 7.7(5) min β+ (51%) 102Pd 2+
IT (49%) 102Ag
103Ag 47 56 102.908973(18) 65.7(7) min β+ 103Pd 7/2+
103mAg 134.45(4) keV 5.7(3) s IT 103Ag 1/2-
104Ag 47 57 103.908629(6) 69.2(10) min β+ 104Pd 5+
104mAg 6.9(4) keV 33.5(20) min β+ (99.93%) 104Pd 2+
IT (.07%) 104Ag
105Ag 47 58 104.906529(12) 41.29(7) d β+ 105Pd 1/2-
105mAg 25.465(12) keV 7.23(16) min IT (99.66%) 105Ag 7/2+
β+ (.34%) 105Pd
106Ag 47 59 105.906669(5) 23.96(4) min β+ (99.5%) 106Pd 1+
β (0.5%) 106Cd
106mAg 89.66(7) keV 8.28(2) d β+ 106Pd 6+
IT (4.16×10−6%) 106Ag
107
Ag
[n 3]
47 60 106.905097(5) 稳定[n 4] 1/2- 0.51839(8)
107mAg 93.125(19) keV 44.3(2) s IT 107Ag 7/2+
108Ag 47 61 107.905956(5) 2.37(1) min β (97.15%) 108Cd 1+
β+ (2.85%) 108Pd
108mAg 109.440(7) keV 418(21) y β+ (91.3%) 108Pd 6+
IT (8.96%) 108Ag
109Ag[n 5] 47 62 108.904752(3) 稳定[n 4] 1/2- 0.48161(8)
109mAg 88.0341(11) keV 39.6(2) s IT 109Ag 7/2+
110Ag 47 63 109.906107(3) 24.6(2) s β (99.7%) 110Cd 1+
ε(.3%) 110Pd
110m1Ag 1.113 keV 660(40) ns 2-
110m2Ag 117.59(5) keV 249.950(24) d β (98.64%) 110Cd 6+
IT (1.36%) 110Ag
111Ag[n 5] 47 64 110.905291(3) 7.45(1) d β 111Cd 1/2-
111mAg 59.82(4) keV 64.8(8) s IT (99.3%) 111Ag 7/2+
β (.7%) 111Cd
112Ag 47 65 111.907005(18) 3.130(9) h β 112Cd 2(-)
113Ag 47 66 112.906567(18) 5.37(5) h β 113mCd 1/2-
113mAg 43.50(10) keV 68.7(16) s IT (64%) 113Ag 7/2+
β (36%) 113Cd
114Ag 47 67 113.908804(27) 4.6(1) s β 114Cd 1+
114mAg 199(5) keV 1.50(5) ms IT 114Ag (<7+)
115Ag 47 68 114.90876(4) 20.0(5) min β 115mCd 1/2-
115mAg 41.16(10) keV 18.0(7) s β (79%) 115Cd 7/2+
IT (21%) 115Ag
116Ag 47 69 115.91136(5) 2.68(10) min β 116Cd (2)-
116mAg 81.90(20) keV 8.6(3) s β (94%) 116Cd (5+)
IT (6%) 116Ag
117Ag 47 70 116.91168(5) 73.6(14) s
[72.8(+20-7) s]
β 117mCd 1/2-#
117mAg 28.6(2) keV 5.34(5) s β (94%) 117mCd (7/2+)
IT (6%) 117Ag
118Ag 47 71 117.91458(7) 3.76(15) s β 118Cd 1-
118m1Ag 45.79(9) keV ~0.1 µs 0(-) to 2(-)
118m2Ag 127.49(5) keV 2.0(2) s β (59%) 118Cd 4(+)
IT (41%) 118Ag
118m3Ag 279.37(20) keV ~0.1 µs (2+,3+)
119Ag 47 72 118.91567(10) 6.0(5) s β 119mCd 1/2-#
119mAg 20(20)# keV 2.1(1) s β 119Cd 7/2+#
120Ag 47 73 119.91879(8) 1.23(4) s β (99.99%) 120Cd 3(+#)
β, n (.003%) 119Cd
120mAg 203.0(10) keV 371(24) ms β (63%) 120Cd 6(-)
IT (37%) 120Ag
121Ag 47 74 120.91985(16) 0.79(2) s β (99.92%) 121Cd (7/2+)#
β, n (.076%) 120Cd
122Ag 47 75 121.92353(22)# 0.529(13) s β (>99.9%) 122Cd (3+)
β, n (<.1%) 121Cd
122mAg 80(50)# keV 1.5(5) s β (>99.9%) 122Cd 8-#
β, n (<.1%) 121Cd
123Ag 47 76 122.92490(22)# 0.300(5) s β (99.45%) 123Cd (7/2+)
β, n (.549%) 122Cd
124Ag 47 77 123.92864(21)# 172(5) ms β (99.9%) 124Cd 3+#
β, n (.1%) 123Cd
124mAg 0(100)# keV 200# ms β 124Cd 8-#
IT 124Ag
125Ag 47 78 124.93043(32)# 166(7) ms β (>99.9%) 125Cd (7/2+)#
β, n (<.1%) 124Cd
126Ag 47 79 125.93450(32)# 107(12) ms β (>99.9%) 126Cd 3+#
β, n (<.1%) 125Cd
127Ag 47 80 126.93677(32)# 79(3) ms β (>99.9%) 127Cd 7/2+#
β, n (<.1%) 126Cd
128Ag 47 81 127.94117(32)# 58(5) ms
129Ag 47 82 128.94369(43)# 44(7) ms
[46(+5-9) ms]
7/2+#
129mAg 0(200)# keV ~160 ms 1/2-#
130Ag 47 83 129.95045(36)# ~50 ms 0+

備註:畫上#號的數據代表沒有經過實驗的証明,只是理論推測而已,而用括號括起來的代表數據不確定性。

同位素列表
鈀的同位素 銀的同位素 鎘的同位素

註釋

  1. Abbreviations:
    ε: 电子俘获
    IT: Isomeric transition
  2. Bold for stable isotopes, bold italics for nearly-stable isotopes (half-life longer than the age of the universe)
  3. Used to date certain events in the early history of the Solar System
  4. Theoretically capable of spontaneous fission
  5. Fission product

参考文獻

  1. Meija, Juris; 等. . Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305.
  2. http://www.nucleonica.net/unc.aspx
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