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Physical Properties of Thorium and Cobalt
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Thorium
Cobalt
Physical Properties of Cobalt and Thorium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical Properties
Melting Point
1,750.00 °C
17
1,495.00 °C
29
Boiling Point
4,790.00 °C
8
2,870.00 °C
34
Appearance
Physical State
Solid
Solid
Color
Silver
Gray
Luster
NA
Metallic
Hardness
Mohs Hardness
3.00
12
5.00
8
Brinell Hardness
390.00 MPa
29
470.00 MPa
26
Vickers Hardness
295.00 MPa
29
1,043.00 MPa
11
Speed of Sound
2,490.00 m/s
36
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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Compare Actinide Series
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