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Atomic Structure of Berkelium and Actinium


Atomic Structure of Actinium and Berkelium


Atomic Properties

Atomic Number
97   
21
89   
29

Electron Configuration
[Rn] 5f9 7s2   
[Rn] 6d1 7s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Face Centered Cubic (FCC)   

Crystal Lattice
DHCP-Crystal-Structure-of-Berkelium.jpg#100   
FCC-Crystal-Structure-of-Actinium.jpg#100   

Atom
  
  

Number of Protons
97   
21
89   
29

Number of Neutrons
150   
11
138   
16

Number of Electrons
97   
21
89   
29

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
195.00 pm   
7

Atomic Weight
247.00 amu   
18
227.00 amu   
25

Atomic Volume
Not Available   
22.54 cm3/mol   
11

Adjacent Atomic Numbers
  
  

Previous Element
Curium
  
Radium
  

Next Element
Thorium
  

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

Lattice Constant
341.60 pm   
99+
567.00 pm   
8

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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