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Periodic table
›
zinc
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Zn-68
Zinc-68 (Zn-68)
Identity
Protons
30
Neutrons
38
Mass number
68
Mass
67.92 ± 0.83 u
Mass excess
-70.007 MeV
Spin
0+
Stability
stable
Natural occurrence
18.45 %
of zinc
All isotopes of zinc