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Atomic Structure of Barium and Berkelium


Atomic Structure of Berkelium and Barium


Atomic Properties

Atomic Number
56   
99+
97   
21

Electron Configuration
[Xe] 6s2   
[Rn] 5f9 7s2   

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

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

Atom
  
  

Number of Protons
56   
99+
97   
21

Number of Neutrons
81   
99+
150   
11

Number of Electrons
56   
99+
97   
21

Radius of an Atom
  
  

Atomic Radius
222.00 pm   
4
170.00 pm   
22

Covalent Radius
215.00 pm   
5
Not Available   

Van der Waals Radius
268.00 pm   
6
Not Available   

Atomic Weight
137.33 amu   
99+
247.00 amu   
18

Atomic Volume
39.24 cm3/mol   
5
Not Available   

Adjacent Atomic Numbers
  
  

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Cesium
  
Curium
  

Next Element
Lanthanum
  

Valence Electron Potential
21.30 (-eV)   
99+
45.50 (-eV)   
36

Lattice Constant
502.80 pm   
15
341.60 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

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