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Atomic Structure of Gadolinium and Berkelium


Atomic Structure of Berkelium and Gadolinium


Atomic Properties

Atomic Number
64   
99+
97   
21

Electron Configuration
[Xe] 4f7 5d1 6s2   
[Rn] 5f9 7s2   

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

Crystal Lattice
HCP-Crystal-Structure-of-Gadolinium.jpg#100   
DHCP-Crystal-Structure-of-Berkelium.jpg#100   

Atom
  
  

Number of Protons
64   
99+
97   
21

Number of Neutrons
93   
37
150   
11

Number of Electrons
64   
99+
97   
21

Radius of an Atom
  
  

Atomic Radius
180.00 pm   
14
170.00 pm   
22

Covalent Radius
196.00 pm   
14
Not Available   

Van der Waals Radius
237.00 pm   
15
Not Available   

Atomic Weight
47.87 amu   
99+
247.00 amu   
18

Atomic Volume
19.90 cm3/mol   
20
Not Available   

Adjacent Atomic Numbers
  
  

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Terbium
  

Valence Electron Potential
46.10 (-eV)   
34
45.50 (-eV)   
36

Lattice Constant
363.60 pm   
32
341.60 pm   
99+

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

Lattice C/A Ratio
1.59   
9
Not Available   

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