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Atomic Structure of Beryllium and Curium

Beryllium
Curium
Atomic Structure of Curium and Beryllium


Atomic Properties
Atomic Number
4   
99+
96   
22
Electron Configuration
[He] 2s2   
[Rn] 5f7 6d1 7s2   
Crystal Structure
Hexagonal Close Packed (HCP)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
HCP-Crystal-Structure-of-Beryllium.jpg#100   
DHCP-Crystal-Structure-of-Curium.jpg#100   
Atom
  
  
Number of Protons
4   
99+
96   
22
Number of Neutrons
5   
99+
151   
10
Number of Electrons
4   
99+
96   
22
Radius of an Atom
  
  
Atomic Radius
112.00 pm   
99+
174.00 pm   
20
Covalent Radius
96.00 pm   
99+
169.00 pm   
26
Van der Waals Radius
153.00 pm   
99+
200.00 pm   
28
Atomic Weight
9.01 amu   
99+
247.00 amu   
18
Atomic Volume
5.00 cm3/mol   
99+
18.28 cm3/mol   
26
Adjacent Atomic Numbers
  
  
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Lithium
  
Americium
  
Next Element
Sodium
  
Berkelium
  
Valence Electron Potential
82.00 (-eV)   
15
44.50 (-eV)   
38
Lattice Constant
228.58 pm   
99+
Not Available   
Lattice Angles
π/2, π/2, π/2   
NA   
Lattice C/A Ratio
1.57   
18
Not Available   
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