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Polonium
Polonium

Einsteinium
Einsteinium



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Polonium
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Einsteinium

Physical Properties of Polonium and Einsteinium

Physical

Melting Point

Boiling Point

Physical State

Color

Luster

Mohs Hardness

Brinell Hardness

Vickers Hardness

Speed of Sound

Refractive Index

Reflectivity

Allotropes

α Allotropes

β Allotropes

γ Allotropes

 
254.00 °C
962.00 °C
Solid
Silver
-
2.50
70.00 MPa
30.00 MPa
2,260.00 m/s
2.70
50.00 %
α-polonium
β-polonium
-
 
860.00 °C
996.00 °C
Solid
Silver
-
6.00
240.00 MPa
550.00 MPa
2,850.00 m/s
1.30
63.00 %
-
-
-