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Atomic Structure of Actinium and Curium


Atomic Structure of Curium and Actinium


Atomic Properties

Atomic Number
89   
29
96   
22

Electron Configuration
[Rn] 6d1 7s2   
[Rn] 5f7 6d1 7s2   

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

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

Atom
  
  

Number of Protons
89   
29
96   
22

Number of Neutrons
138   
16
151   
10

Number of Electrons
89   
29
96   
22

Radius of an Atom
  
  

Atomic Radius
195.00 pm   
7
174.00 pm   
20

Covalent Radius
Not Available   
169.00 pm   
26

Van der Waals Radius
Not Available   
200.00 pm   
28

Atomic Weight
227.00 amu   
25
247.00 amu   
18

Atomic Volume
22.54 cm3/mol   
11
18.28 cm3/mol   
26

Adjacent Atomic Numbers
  
  

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Thorium
  
Berkelium
  

Valence Electron Potential
38.60 (-eV)   
99+
44.50 (-eV)   
38

Lattice Constant
567.00 pm   
8
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

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