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Physical Properties of Rhenium and Cobalt
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Rhenium
Cobalt
Physical Properties of Cobalt and Rhenium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical Properties
Melting Point
3,180.00 °C
2
1,495.00 °C
29
Boiling Point
5,627.00 °C
2
2,870.00 °C
34
Appearance
Physical State
Solid
Solid
Color
Silvery Gray
Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
7.00
3
5.00
8
Brinell Hardness
1,320.00 MPa
8
470.00 MPa
26
Vickers Hardness
1,350.00 MPa
7
1,043.00 MPa
11
Speed of Sound
4,700.00 m/s
15
4,720.00 m/s
14
Optical Properties
Reflectivity
Not Available
67.00 %
11
Allotropes
No
Yes
α Allotropes
Not Available
α-Cobalt
β Allotropes
Not Available
β-Cobalt
γ Allotropes
Not Available
Not Available
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