Isotopes of Zinc (Zn)

Symbol Mass Number Relative Atomic Mass Isotopic Composition
54Zn 54 53.99295(43)#
55Zn 55 54.98398(27)#
56Zn 56 55.97238(28)#
57Zn 57 56.96479(11)#
58Zn 58 57.954590(50)
59Zn 59 58.949260(40)
60Zn 60 59.941827(11)
61Zn 61 60.939511(17)
62Zn 62 61.934330(11)
63Zn 63 62.9332116(17)
64Zn 64 63.9291422(7) 0.48268(321)
65Zn 65 64.9292410(7)
66Zn 66 65.9260334(10) 0.27975(77)
67Zn 67 66.9271273(10) 0.04102(21)
68Zn 68 67.9248442(10) 0.19024(123)
69Zn 69 68.9265503(10)
70Zn 70 69.9253193(21) 0.00631(9)
71Zn 71 70.927722(11)
72Zn 72 71.926858(7)
73Zn 73 72.929780(40)
74Zn 74 73.929460(50)
75Zn 75 74.932940(80)
76Zn 76 75.933290(90)
77Zn 77 76.93696(13)
78Zn 78 77.93844(10)
79Zn 79 78.94265(28)#
80Zn 80 79.94434(18)
81Zn 81 80.95048(32)#
82Zn 82 81.95442(54)#
83Zn 83 82.96103(54)#

Legend

Mass Number
Relative Atomic Mass
Isotopic Composition
Standard Atomic Weight
Zn: 65.38(2)
Notes (Zn)
m:

Isotopic Composition