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Atomic Structure of Francium
f
Francium
Summary
Periodic Table
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Mechanical
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Atomic
Atomic Number
87 31
Electron Configuration
[Rn] 7s
1
Crystal Structure
Body Centered Cubic (BCC)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
87 31
Number of Neutrons
136 18
Number of Electrons
87 31
Radius of an Atom
Atomic Radius
348.00 pm 1
Covalent Radius
260.00 pm 1
Van der Waals Radius
348.00 pm 1
Atomic Weight
223.00 amu 27
Atomic Volume
71.00 cm3/mol 2
Adjacent Atomic Numbers
Previous Element
41
Next Element
27
Valence Electron Potential
8.00 (-eV) 72
Lattice Constant
440.00 pm 21
Lattice Angles
-
Lattice C/A Ratio
1.56 44
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