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Physical Properties of Zinc and Polonium


Physical Properties of Polonium and Zinc


Physical Properties

Melting Point
419.58 °C   
99+
254.00 °C   
99+

Boiling Point
907.00 °C   
99+
962.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery Gray   
Silver   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
2.50   
14
Not Available   

Brinell Hardness
327.00 MPa   
32
Not Available   

Speed of Sound
3,850.00 m/s   
18
Not Available   

Optical Properties
  
  

Refractive Index
1.00   
2
Not Available   

Reflectivity
80.00 %   
5
Not Available   

Allotropes
No   
Yes   

α Allotropes
Not Available   
α-polonium   

β Allotropes
Not Available   
β-polonium   

γ Allotropes
Not Available   
Not Available   

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