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Atomic Structure of Gadolinium and Potassium

Gadolinium
Potassium
Atomic Structure of Potassium and Gadolinium


Atomic Properties
Atomic Number
64   
99+
19   
99+
Electron Configuration
[Xe] 4f7 5d1 6s2   
[Ar] 4s1   
Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   
Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
64   
99+
19   
99+
Number of Neutrons
93   
37
20   
99+
Number of Electrons
64   
99+
19   
99+
Radius of an Atom
  
  
Atomic Radius
180.00 pm   
14
227.00 pm   
3
Covalent Radius
196.00 pm   
14
203.00 pm   
9
Van der Waals Radius
237.00 pm   
15
275.00 pm   
5
Atomic Weight
47.87 amu   
99+
39.10 amu   
99+
Atomic Volume
19.90 cm3/mol   
20
45.46 cm3/mol   
3
Adjacent Atomic Numbers
  
  
Previous Element
Europium
  
Aluminium
  
Next Element
Terbium
  
Calcium
  
Valence Electron Potential
46.10 (-eV)   
34
10.40 (-eV)   
99+
Lattice Constant
363.60 pm   
32
532.80 pm   
12
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
1.59   
9
Not Available   
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