Isotopes Of Platinum
Natural platinum (Pt) occurs in five stable isotopes (192Pt, 194Pt, 195Pt, 196Pt, 198Pt) and one very-long lived (half-life 6.50×1011 years) radioisotope (190Pt). There are also 31 known artificial radioisotopes, the longest-lived of which is 193Pt with a half-life of 50 years. All other isotopes have half-lives under a year, most under a day.
Standard atomic mass: 195.084(9) u
Read more about Isotopes Of Platinum: Table
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