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Physical Properties of Samarium and Potassium

Samarium
Potassium
Physical Properties of Potassium and Samarium


Physical Properties
Melting Point
1,072.00 °C   
99+
63.65 °C   
99+
Boiling Point
1,900.00 °C   
99+
774.00 °C   
99+
Appearance
  
  
Physical State
Solid   
Solid   
Color
Silvery White   
Silvery Gray   
Luster
Lustrous   
NA   
Hardness
  
  
Mohs Hardness
Not Available   
0.40   
23
Brinell Hardness
441.00 MPa   
27
0.36 MPa   
99+
Vickers Hardness
412.00 MPa   
24
Not Available   
Speed of Sound
2,130.00 m/s   
99+
2,000.00 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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Lanthanide Metals

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