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Cobalt
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Actinide Series
Lanthanide Series
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Physical Properties of Cobalt
Cobalt
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
1,495.00 °C
Rank: 29 (Overall)
-38.83
3410
👆🏻
Boiling Point
2,870.00 °C
Rank: 35 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Gray
Luster
Metallic
Hardness
Mohs Hardness
5.00
Rank: 8 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
470.00 MPa
Rank: 31 (Overall)
0.14
3490
👆🏻
Vickers Hardness
1,043.00 MPa
Rank: 18 (Overall)
0
3920
👆🏻
Speed of Sound
4,720.00 m/s
Rank: 18 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
2.50
Rank: 5 (Overall)
0.155
3.41
👆🏻
Reflectivity
67.00 %
Rank: 16 (Overall)
5
97
👆🏻
Allotropes
✔
✘
6% - Transition Metals Metals have it !
α Allotropes
α-Cobalt
β Allotropes
β-Cobalt
γ Allotropes
-
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