Isotope Mass Abundance Spin Mag Moment
190Pt 189.959917 0.01% 0 192Pt 191.961019 0.79% 0 194Pt 193.962655 32.9% 0 195Pt 194.964766 33.8% 1/2 +0.6095 196Pt 195.967315 25.3% 0 198Pt 197.967869 7.2% 0
Pt I Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d96s 3D3 Ionization energy 72257.3 cm-1 (8.9588 eV) Ref. MMHS95,JS00 Pt II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d9 2D5/2 Ionization energy 149723 cm-1 (18.563 eV) Ref. S38b