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Atomic Structure of Curium and Thulium

Curium
Thulium
Atomic Structure of Thulium and Curium


Atomic Properties
Atomic Number
96   
22
69   
99+
Electron Configuration
[Rn] 5f7 6d1 7s2   
[Xe] 4f13 6s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100   
HCP-Crystal-Structure-of-Thulium.jpg#100   
Atom
  
  
Number of Protons
96   
22
69   
99+
Number of Neutrons
151   
10
100   
32
Number of Electrons
96   
22
69   
99+
Radius of an Atom
  
  
Atomic Radius
174.00 pm   
20
176.00 pm   
18
Covalent Radius
169.00 pm   
26
160.00 pm   
30
Van der Waals Radius
200.00 pm   
28
Not Available   
Atomic Weight
247.00 amu   
18
168.93 amu   
99+
Atomic Volume
18.28 cm3/mol   
26
18.10 cm3/mol   
28
Adjacent Atomic Numbers
  
  
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Americium
  
Erbium
  
Next Element
Berkelium
  
Ytterbium
  
Valence Electron Potential
44.50 (-eV)   
38
49.70 (-eV)   
28
Lattice Constant
Not Available   
353.75 pm   
40
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.57   
17
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