Isotopes of Copper (Cu)

Symbol Mass Number Relative Atomic Mass Isotopic Composition
52Cu 52 51.99718(28)#
53Cu 53 52.98555(28)#
54Cu 54 53.97671(23)#
55Cu 55 54.96605(32)#
56Cu 56 55.95856(15)#
57Cu 57 56.949211(17)
58Cu 58 57.9445385(17)
59Cu 59 58.9394980(8)
60Cu 60 59.9373650(18)
61Cu 61 60.9334578(11)
62Cu 62 61.932584(4)
63Cu 63 62.9295975(6) 0.6915(15)
64Cu 64 63.9297642(6)
65Cu 65 64.9277895(7) 0.3085(15)
66Cu 66 65.9288688(7)
67Cu 67 66.9277303(13)
68Cu 68 67.9296109(17)
69Cu 69 68.9294293(15)
70Cu 70 69.9323923(17)
71Cu 71 70.9326768(16)
72Cu 72 71.9358203(15)
73Cu 73 72.936675(4)
74Cu 74 73.939875(7)
75Cu 75 74.94190(105)
76Cu 76 75.945275(7)
77Cu 77 76.94785(43)#
78Cu 78 77.95196(43)#
79Cu 79 78.95456(54)#
80Cu 80 79.96087(64)#

Legend

Mass Number
Relative Atomic Mass
Isotopic Composition
Standard Atomic Weight
Cu: 63.546(3)
Notes (Cu)
m:

Isotopic Composition