銀的同位素

銀（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。

主要的銀同位素

同位素 衰變 丰度 半衰期 (t1/2) 方式 能量 （MeV） 產物 ^105Ag 人造 41.29 天 β^+ 0.325 ^105Pd ^107Ag 51.839% 穩定，帶60粒中子 ^108mAg 人造 439 年 β^+ 1.005 ^108Pd IT 0.109 ^108Ag ^109Ag 48.161% 穩定，帶62粒中子 ^110m2Ag 人造 249.863 天 β^− 3.008 ^110Cd IT 0.118 ^110Ag ^111Ag 人造 7.433 天 β^− 1.037 ^111Cd
標準原子質量（英语：Standard atomic weight） (Ar, 標準)	107.8682(2)^[1]
←Pd（46） Cd（48）→
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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; et al. Atomic weights of the elements 2013 (IUPAC Technical Report). Pure and Applied Chemistry. 2016, 88 (3): 265–91. doi:10.1515/pac-2015-0305. 
2. . [2015-09-16]. （原始内容存档于2017-02-19）. 

• Isotope masses from 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.