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Atomic Structure of Curium and Thorium

Curium
Thorium
Atomic Structure of Thorium and Curium


Atomic Properties
Atomic Number
96   
22
90   
28
Electron Configuration
[Rn] 5f7 6d1 7s2   
[Rn] 6d2 7s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Face Centered Cubic (FCC)   
Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100   
FCC-Crystal-Structure-of-Thorium.jpg#100   
Atom
  
  
Number of Protons
96   
22
90   
28
Number of Neutrons
151   
10
142   
15
Number of Electrons
96   
22
90   
28
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
179.80 pm   
15
Covalent Radius
169.00 pm   
26
206.00 pm   
7
Van der Waals Radius
200.00 pm   
28
237.00 pm   
15
Atomic Weight
247.00 amu   
18
232.04 amu   
23
Atomic Volume
18.28 cm3/mol   
26
19.90 cm3/mol   
20
Adjacent Atomic Numbers
  
  
Previous Element
Americium
  
Actinium
  
Next Element
Berkelium
  
Protactinium
  
Valence Electron Potential
44.50 (-eV)   
38
59.30 (-eV)   
23
Lattice Constant
Not Available   
508.42 pm   
14
Lattice Angles
NA   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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