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Physical Properties of Thallium and Copper


Physical Properties of Copper and Thallium


Physical Properties

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

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

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Copper   

Luster
NA   
NA   

Hardness
  
  

Mohs Hardness
1.20   
20
3.00   
12

Brinell Hardness
26.50 MPa   
99+
235.00 MPa   
38

Vickers Hardness
Not Available   
343.00 MPa   
28

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

Optical Properties
  
  

Reflectivity
Not Available   
90.00 %   
3

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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