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Physical Properties of Promethium and Magnesium


Physical Properties of Magnesium and Promethium


Physical Properties

Melting Point
1,042.00 °C   
99+
650.00 °C   
99+

Boiling Point
3,000.00 °C   
31
1,107.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Unknown   
Gray   

Luster
Metallic   
NA   

Hardness
  
  

Mohs Hardness
Not Available   
2.50   
14

Brinell Hardness
Not Available   
260.00 MPa   
36

Speed of Sound
Not Available   
4,940.00 m/s   
11

Optical Properties
  
  

Reflectivity
Not Available   
74.00 %   
7

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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