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Francium(Fr) Element
| Basic Infomation | |
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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