Platinum (Pt)
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Atomic Data for Platinum (Pt)
Atomic Number = 78
Atomic Weight = 195.08
Reference E95
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