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Physical Properties of Copper and Thallium


Physical Properties of Thallium and Copper


Physical Properties

Melting Point
1,084.62 °C   
40
303.50 °C   
99+

Boiling Point
2,562.00 °C   
99+
1,457.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Copper   
Silvery White   

Luster
NA   
NA   

Hardness
  
  

Mohs Hardness
3.00   
12
1.20   
20

Brinell Hardness
235.00 MPa   
38
26.50 MPa   
99+

Vickers Hardness
343.00 MPa   
28
Not Available   

Speed of Sound
3,810.00 m/s   
19
818.00 m/s   
99+

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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