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Physical Properties of Hassium and Promethium


Physical Properties of Promethium and Hassium


Physical Properties

Melting Point
Not Available   
1,042.00 °C   
99+

Boiling Point
Not Available   
3,000.00 °C   
31

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silver   
Unknown   

Luster
NA   
Metallic   

Hardness
  
  

Speed of Sound
Not Available   
Not Available   

Optical Properties
  
  

Allotropes
No   
No   

α Allotropes
Not Available   
Not Available   

β Allotropes
Not Available   
Not Available   

γ Allotropes
Not Available   
Not Available   

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