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Francium(Fr)  Element

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Basic Information
Name: Francium
Symbol: Fr
Atomic Number: 87
Atomic Mass: (223.0) amu
Melting Point: 27.0 °C (300.15 °K, 80.6 °F)
Boiling Point: 677.0 °C (950.15 °K, 1250.6 °F)
Number of Protons/Electrons: 87
Number of Neutrons: 136
Classification: Alkali Metal
Crystal Structure: Cubic
Density @ 293 K: Unknown
Color: Unknown

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