Periodic Table Portfolio 

Polonium   

• Discovered in 1898 by Marie Curie

• Atomic Radii: 135 pm

• Melting Point: 254°C

• Boiling Point: 962°C

 

Applications:

-heating for space equipment

-alpha-particle source in the form of a thin film on a stainless steel disc

-used in antistatic devices and for research purposes