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Atomic Structure of Barium and Curium

Barium
Curium
Atomic Structure of Curium and Barium


Atomic Properties
Atomic Number
56   
99+
96   
22
Electron Configuration
[Xe] 6s2   
[Rn] 5f7 6d1 7s2   
Crystal Structure
Body Centered Cubic (BCC)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
DHCP-Crystal-Structure-of-Curium.jpg#100   
Atom
  
  
Number of Protons
56   
99+
96   
22
Number of Neutrons
81   
99+
151   
10
Number of Electrons
56   
99+
96   
22
Radius of an Atom
  
  
Atomic Radius
222.00 pm   
4
174.00 pm   
20
Covalent Radius
215.00 pm   
5
169.00 pm   
26
Van der Waals Radius
268.00 pm   
6
200.00 pm   
28
Atomic Weight
137.33 amu   
99+
247.00 amu   
18
Atomic Volume
39.24 cm3/mol   
5
18.28 cm3/mol   
26
Adjacent Atomic Numbers
  
  
Previous Element
Cesium
  
Americium
  
Next Element
Lanthanum
  
Berkelium
  
Valence Electron Potential
21.30 (-eV)   
99+
44.50 (-eV)   
38
Lattice Constant
502.80 pm   
15
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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