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Physical Properties of Promethium and Francium
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Promethium
Francium
Physical Properties of Francium and Promethium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Physical Properties
Melting Point
1,042.00 °C
99+
27.00 °C
99+
Boiling Point
3,000.00 °C
31
677.00 °C
99+
Appearance
Physical State
Solid
Solid
Color
Unknown
NA
Luster
Metallic
NA
Hardness
Speed of Sound
Not Available
Not Available
Optical Properties
Allotropes
No
No
α Allotropes
Not Available
Not Available
β Allotropes
Not Available
Not Available
γ Allotropes
Not Available
Not Available
Chemical >>
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Compare Lanthanide Series
Promethium vs Holmium
Promethium vs Lutetium
Promethium vs Praseodymium
Lanthanide Metals
Thulium
Ytterbium
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Dysprosium
Holmium
Lutetium
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Praseodymium
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Europium
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Lanthanum
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Francium vs Ytterbium
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Francium vs Terbium
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Francium vs Dysprosium
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» More Compare Lanthanide Series