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Physical Properties of Copper and Neptunium


Physical Properties of Neptunium and Copper


Physical Properties

Melting Point
1,084.62 °C   
40
640.00 °C   
99+

Boiling Point
2,562.00 °C   
99+
3,902.00 °C   
13

Appearance
  
  

Physical State
Solid   
Solid   

Color
Copper   
Silver   

Luster
NA   
Metallic   

Hardness
  
  

Mohs Hardness
3.00   
12
Not Available   

Brinell Hardness
235.00 MPa   
38
Not Available   

Vickers Hardness
343.00 MPa   
28
Not Available   

Speed of Sound
3,810.00 m/s   
19
Not Available   

Optical Properties
  
  

Reflectivity
90.00 %   
3
Not Available   

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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