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Physical Properties of Thallium and Barium


Physical Properties of Barium and Thallium


Physical Properties

Melting Point
303.50 °C   
99+
725.00 °C   
99+

Boiling Point
1,457.00 °C   
99+
1,140.00 °C   
99+

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Silvery Gray   

Luster
NA   
NA   

Hardness
  
  

Mohs Hardness
1.20   
20
1.25   
19

Brinell Hardness
26.50 MPa   
99+
Not Available   

Speed of Sound
818.00 m/s   
99+
1,620.00 m/s   
99+

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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