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HOME > Protocols > Reference Material > Periodic Table > Francium
Francium

Atomic Number: 87

Name: Francium

Atomic symbol: Fr

Atomic Weight: 223.0197

Electron configuration: 1s22s22p63s23p63d104s24p64d105s25p64f145d106s26p67s1

Pauling electronegativity: 0.7

Melting Point: 27oC

Boiling Point: 677oC

Ionic radius: 1.80 angstroms (+1)

Previous: Atomic Number 86 - Radon


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