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Atomic Structure of Hafnium and Curium

Hafnium
Curium
Atomic Structure of Curium and Hafnium


Atomic Properties
Atomic Number
72   
99+
96   
22
Electron Configuration
[Xe] 4f14 5d2 6s2   
[Rn] 5f7 6d1 7s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
DHCP-Crystal-Structure-of-Curium.jpg#100   
Atom
  
  
Number of Protons
72   
99+
96   
22
Number of Neutrons
106   
29
151   
10
Number of Electrons
72   
99+
96   
22
Radius of an Atom
  
  
Atomic Radius
159.00 pm   
28
174.00 pm   
20
Covalent Radius
175.00 pm   
23
169.00 pm   
26
Van der Waals Radius
200.00 pm   
28
200.00 pm   
28
Atomic Weight
178.49 amu   
39
247.00 amu   
18
Atomic Volume
13.60 cm3/mol   
38
18.28 cm3/mol   
26
Adjacent Atomic Numbers
  
  
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Lutetium
  
Americium
  
Next Element
Tantalum
  
Berkelium
  
Valence Electron Potential
81.00 (-eV)   
16
44.50 (-eV)   
38
Lattice Constant
319.64 pm   
99+
Not Available   
Lattice Angles
π/2, π/2, 2 π/3   
NA   
Lattice C/A Ratio
1.58   
12
Not Available   
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