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Physical Properties of Silver and Platinum


Physical Properties of Platinum and Silver


Physical Properties

Melting Point
961.93 °C   
99+
1,772.00 °C   
16

Boiling Point
2,212.00 °C   
99+
3,827.00 °C   
15

Appearance
  
  

Physical State
Solid   
Solid   

Color
Silvery White   
Silvery White   

Luster
Metallic   
Metallic   

Hardness
  
  

Mohs Hardness
2.50   
14
3.50   
11

Brinell Hardness
251.00 MPa   
37
300.00 MPa   
34

Vickers Hardness
229.00 MPa   
30
400.00 MPa   
25

Speed of Sound
2,680.00 m/s   
34
2,800.00 m/s   
29

Optical Properties
  
  

Reflectivity
97.00 %   
1
73.00 %   
8

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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