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Niobium
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Physical Properties of Niobium
Niobium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
2,468.00 °C
Rank: 6 (Overall)
-38.83
3410
👆🏻
Boiling Point
2,468.00 °C
Rank: 47 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Gray
Luster
Metallic
Hardness
Mohs Hardness
6.00
Rank: 6 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
735.00 MPa
Rank: 15 (Overall)
0.14
3490
👆🏻
Vickers Hardness
870.00 MPa
Rank: 19 (Overall)
0
3920
👆🏻
Speed of Sound
3,480.00 m/s
Rank: 31 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
2.30
Rank: 8 (Overall)
0.155
3.41
👆🏻
Reflectivity
70.00 %
Rank: 13 (Overall)
5
97
👆🏻
Allotropes
✔
✘
6% - Transition Metals Metals
α Allotropes
-
β Allotropes
-
γ Allotropes
-
Transition Metals
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Rhenium
Seaborgium
Hassium
Rutherfordium
Bohrium
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Hafnium vs Rutherfordium
Hafnium vs Bohrium
Hafnium vs Dubnium
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Dubnium
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Copernicium
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Facts
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Physical
Ruthenium
Periodic ...
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Facts
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Uses
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Physical
Compare Transition Metals
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Rhenium vs Hafnium
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Physical
Seaborgium vs Hafnium
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Uses
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Physical
Hassium vs Hafnium
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Physical