Isotope Mass Abundance Spin Mag Moment
64Zn 63.929145 48.6% 0 66Zn 65.926034 27.9% 0 67Zn 66.927129 4.1% 5/2 +0.87515 68Zn 67.924846 18.8% 0 70Zn 69.925325 0.6% 0
Zn I Ground State 1s22s22p63s23p63d104s2 1S0 Ionization energy 75769.33 cm-1 (9.394199 eV) Ref. SM95 Zn II Ground State 1s22s22p63s23p63d104s 2S1/2 Ionization energy 144892.6 cm-1 (17.96439 eV) Ref. SM95