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Atomic Structure of Actinium and Curium

Actinium
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
  
  
Previous Element
Radium
  
Americium
  
Next Element
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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