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Physical Properties of Thorium and Iridium
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Thorium
Iridium
Physical Properties of Iridium and Thorium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical Properties
Melting Point
1,750.00 °C
17
2,410.00 °C
7
Boiling Point
4,790.00 °C
8
4,527.00 °C
10
Appearance
Physical State
Solid
Solid
Color
Silver
Silvery White
Luster
NA
Metallic
Hardness
Mohs Hardness
3.00
12
6.50
5
Brinell Hardness
390.00 MPa
29
1,670.00 MPa
5
Vickers Hardness
295.00 MPa
29
1,760.00 MPa
3
Speed of Sound
2,490.00 m/s
36
4,825.00 m/s
13
Optical Properties
Reflectivity
Not Available
78.00 %
6
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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