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Atomic Structure of Francium and Potassium

Francium
Potassium
Atomic Structure of Potassium and Francium


Atomic Properties
Atomic Number
87   
31
19   
99+
Electron Configuration
[Rn] 7s1   
[Ar] 4s1   
Crystal Structure
Body Centered Cubic (BCC)   
Body Centered Cubic (BCC)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
87   
31
19   
99+
Number of Neutrons
136   
17
20   
99+
Number of Electrons
87   
31
19   
99+
Radius of an Atom
  
  
Atomic Radius
Not Available   
227.00 pm   
3
Covalent Radius
260.00 pm   
1
203.00 pm   
9
Van der Waals Radius
348.00 pm   
1
275.00 pm   
5
Atomic Weight
223.00 amu   
27
39.10 amu   
99+
Atomic Volume
Not Available   
45.46 cm3/mol   
3
Adjacent Atomic Numbers
  
  
Previous Element
Polonium
  
Aluminium
  
Next Element
Radium
  
Calcium
  
Valence Electron Potential
8.00 (-eV)   
99+
10.40 (-eV)   
99+
Lattice Constant
Not Available   
532.80 pm   
12
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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