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Atomic Structure of Berkelium and Lanthanum


Atomic Structure of Lanthanum and Berkelium


Atomic Properties

Atomic Number
97   
21
57   
99+

Electron Configuration
[Rn] 5f9 7s2   
[Xe] 5d2 6s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Double Hexagonal Close Packed (DHCP)   

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

Atom
  
  

Number of Protons
97   
21
57   
99+

Number of Neutrons
150   
11
82   
99+

Number of Electrons
97   
21
57   
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
187.00 pm   
8

Covalent Radius
Not Available   
207.00 pm   
6

Van der Waals Radius
Not Available   
240.00 pm   
13

Atomic Weight
247.00 amu   
18
138.91 amu   
99+

Atomic Volume
Not Available   
20.73 cm3/mol   
16

Adjacent Atomic Numbers
  
  

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Cerium
  

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

Lattice Constant
341.60 pm   
99+
377.20 pm   
28

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

Lattice C/A Ratio
Not Available   
1.62   
2

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