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Tantalum
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Flerovium
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Tantalum
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Flerovium
Physical Properties of Tantalum and Flerovium
Tantalum
Flerovium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
2,996.00 °C
67.00 °C
-38.83
3410
👆🏻
Boiling Point
5,425.00 °C
147.00 °C
0
5660
👆🏻
Appearance
Physical State
Solid
Solid
Color
Gray Blue
-
Luster
Metallic
Unknown Luster
Hardness
Mohs Hardness
6.50
4.00
0.2
8.5
👆🏻
Brinell Hardness
440.00 MPa
350.00 MPa
0.14
3490
👆🏻
Vickers Hardness
870.00 MPa
450.00 MPa
0
3920
👆🏻
Speed of Sound
3,400.00 m/s
3,200.00 m/s
818
16200
👆🏻
Optical Properties
Refractive Index
2.15
1.30
0.155
3.41
👆🏻
Reflectivity
78.00 %
68.00 %
5
97
👆🏻
Allotropes
✔
✘
✔
✘
α Allotropes
-
-
β Allotropes
-
-
γ Allotropes
-
-
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