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Livermorium
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Roentgenium
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Actinide Series
Lanthanide Series
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Livermorium
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Roentgenium
Physical Properties of Livermorium and Roentgenium
Livermorium
Roentgenium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical
Melting Point
-
-
-38.83
3410
👆🏻
Boiling Point
3,500.00 °C
2,800.00 °C
0
5660
👆🏻
Appearance
Physical State
Solid
Solid
Color
-
Silver
Luster
Unknown Luster
Unknown Luster
Hardness
Mohs Hardness
-
-
0.2
8.5
👆🏻
Brinell Hardness
350.00 MPa
700.00 MPa
0.14
3490
👆🏻
Vickers Hardness
400.00 MPa
450.00 MPa
0
3920
👆🏻
Speed of Sound
4,600.00 m/s
3,430.00 m/s
818
16200
👆🏻
Optical Properties
Refractive Index
1.90
1.30
0.155
3.41
👆🏻
Reflectivity
66.00 %
64.00 %
5
97
👆🏻
Allotropes
✔
✘
✔
✘
α Allotropes
-
-
β Allotropes
-
-
γ Allotropes
-
-
Compare Synthetic Metals
Livermorium vs Darmstadtium
Livermorium vs Meitnerium
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Meitnerium
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Compare Synthetic Metals
Roentgenium vs Moscovium
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Roentgenium vs Nihonium
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Roentgenium vs Darmstadtium
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