Trace Elements Laboratory
A Joint Venture of London Health Sciences Centre and St. Joseph's Health Care London
Polonium (Po)
This element is not currently measured in this laboratory.
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Atomic Number:

84

Atomic Symbol:

Po

Atomic Weight:

209

Electron Configuration: [Xe]6s24f145d106p4

Polonium has more isotopes than any other element, all of which are radioactive. Polonium dissolves eadily in dilute acids, but is only slightly soluble in alkalis. Weight for weight it is about 2.5 x 1011times as toxic as hydrocyanic acid (HCN). Polonium has been found in tobacco as a contaminant and in uranium ores.


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April 8, 2008