Physical Properties of Rhenium and Molybdenum
Physical Properties
Melting Point
3,180.00 °C
2
2,617.00 °C
5
Boiling Point
5,627.00 °C
2
4,612.00 °C
9
Appearance
Physical State
Solid
Solid
Color
Silvery Gray
Gray
Luster
Metallic
Metallic
Hardness
Mohs Hardness
7.00
3
5.50
7
Brinell Hardness
1,320.00 MPa
8
1,370.00 MPa
7
Vickers Hardness
1,350.00 MPa
7
1,400.00 MPa
6
Speed of Sound
4,700.00 m/s
15
5,400.00 m/s
6
Optical Properties
Reflectivity
Not Available
58.00 %
15
Allotropes
No
No
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
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