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Radium
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Alkaline Earth Metals
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Physical Properties of Radium
Radium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
700.00 °C
Rank: 59 (Overall)
-38.83
3410
👆🏻
Boiling Point
1,737.00 °C
Rank: 56 (Overall)
0
5660
👆🏻
Appearance
Physical State
Solid
Color
Silvery White
Luster
Metallic
Hardness
Mohs Hardness
1.00
Rank: 22 (Overall)
0.2
8.5
👆🏻
Brinell Hardness
700.00 MPa
Rank: 17 (Overall)
0.14
3490
👆🏻
Vickers Hardness
140.00 MPa
Rank: 59 (Overall)
0
3920
👆🏻
Speed of Sound
3,150.00 m/s
Rank: 37 (Overall)
818
16200
👆🏻
Optical Properties
Refractive Index
1.00
Rank: 48 (Overall)
0.155
3.41
👆🏻
Reflectivity
83.00 %
Rank: 6 (Overall)
5
97
👆🏻
Allotropes
✔
✘
No - Alkaline Earth Metals Metals has it !
α Allotropes
-
β Allotropes
-
γ Allotropes
-
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