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Francium Fr Data Rn 7s Cs Ra Uue

Z 87
Symbol Fr
Name Francium
Group 1
Period 7
Atomic mass Scalar [223]
Density Scalar 1870
Melting point Scalar 300.15
Boiling point Scalar 950
Electronegativity Scalar 0.7
Abundance <0.001
Ionisation energy Scalar 4.0727
Atomic radius Scalar no data
Electron configuration [Rn] 7s1
Top neighbor Cs
Right Neighbor Ra
Bottom neighbor Uue?
German name Francium

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