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Physical Properties of Gold and Cobalt
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Gold
Cobalt
Physical Properties of Cobalt and Gold
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical Properties
Melting Point
1,064.43 °C
99+
1,495.00 °C
29
Boiling Point
2,807.00 °C
36
2,870.00 °C
34
Appearance
Physical State
Solid
Solid
Color
Gold
Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
2.50
14
5.00
8
Brinell Hardness
194.00 MPa
99+
470.00 MPa
26
Vickers Hardness
216.00 MPa
31
1,043.00 MPa
11
Speed of Sound
2,030.00 m/s
99+
4,720.00 m/s
14
Optical Properties
Reflectivity
95.00 %
2
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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