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Polonium is a chemical element that has the symbol Po and atomic number 84. A rare and highly radioactive metalloid, polonium is chemically similar to tellurium and bismuth, and it occurs in uranium ores. Polonium has been studied for possible use in heating spacecraft. It is unstable; all isotopes of polonium are radioactive.


Atomic number:   84
Symbol:   Po
Atomic weight:   208.98
Boiling Point (C):  
Melting Point (C):  
Electrical Conductivity:  
Thermal Conductivity:  
Specific Heat Capacity:  


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