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Hafnium
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Physical Properties of Hafnium
Hafnium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
2,150.00 °C
Rank: 10 (Overall)
-38.83
3410
👆🏻
Boiling Point
5,400.00 °C
Rank: 5 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Gray
Luster
Metallic
Hardness
Mohs Hardness
5.50
Rank: 7 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
1,450.00 MPa
Rank: 6 (Overall)
0.14
3490
👆🏻
Vickers Hardness
1,520.00 MPa
Rank: 10 (Overall)
0
3920
👆🏻
Speed of Sound
3,010.00 m/s
Rank: 39 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
2.00
Rank: 15 (Overall)
0.155
3.41
👆🏻
Reflectivity
71.00 %
Rank: 12 (Overall)
5
97
👆🏻
Allotropes
✔
✘
6% - Transition Metals Metals
α Allotropes
-
β Allotropes
-
γ Allotropes
-
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