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Physical Properties of Thallium and Thulium


Physical Properties of Thulium and Thallium


Physical Properties

Melting Point
303.50 °C   
99+
1,545.00 °C   
23

Boiling Point
1,457.00 °C   
99+
1,730.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Silvery Gray   

Luster
NA   
Metallic   

Hardness
  
  

Mohs Hardness
1.20   
20
Not Available   

Brinell Hardness
26.50 MPa   
99+
471.00 MPa   
25

Vickers Hardness
Not Available   
520.00 MPa   
21

Speed of Sound
818.00 m/s   
99+
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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