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Atomic Structure of Cerium and Barium


Atomic Structure of Barium and Cerium


Atomic Properties

Atomic Number
58   
99+
56   
99+

Electron Configuration
[Xe] 4f1 5d1 6s2   
[Xe] 6s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
DHCP-Crystal-Structure-of-Cerium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
58   
99+
56   
99+

Number of Neutrons
82   
99+
81   
99+

Number of Electrons
58   
99+
56   
99+

Radius of an Atom
  
  

Atomic Radius
181.80 pm   
12
222.00 pm   
4

Covalent Radius
204.00 pm   
8
215.00 pm   
5

Van der Waals Radius
235.00 pm   
17
268.00 pm   
6

Atomic Weight
140.12 amu   
99+
137.33 amu   
99+

Atomic Volume
20.67 cm3/mol   
17
39.24 cm3/mol   
5

Adjacent Atomic Numbers
  
  

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Lanthanum
  
Cesium
  

Next Element
Lanthanum
  

Valence Electron Potential
41.78 (-eV)   
99+
21.30 (-eV)   
99+

Lattice Constant
362.00 pm   
34
502.80 pm   
15

Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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