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Atomic Structure of Lanthanum and Copernicium


Atomic Structure of Copernicium and Lanthanum


Atomic Properties

Atomic Number
57   
99+
112   
6

Electron Configuration
[Xe] 5d2 6s2   
[Rn] 5f14 6d10 7s2   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
DHCP-Crystal-Structure-of-Lanthanum.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
57   
99+
112   
6

Number of Neutrons
82   
99+
Not Available   

Number of Electrons
57   
99+
112   
6

Radius of an Atom
  
  

Atomic Radius
187.00 pm   
8
147.00 pm   
34

Covalent Radius
207.00 pm   
6
122.00 pm   
99+

Van der Waals Radius
240.00 pm   
13
Not Available   

Atomic Weight
138.91 amu   
99+
285.00 amu   
5

Atomic Volume
20.73 cm3/mol   
16
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Barium
  

Next Element
Cerium
  
Nihonium
  

Valence Electron Potential
40.71 (-eV)   
99+
Not Available   

Lattice Constant
377.20 pm   
28
Not Available   

Lattice Angles
π/2, π/2, 2 π/3   
NA   

Lattice C/A Ratio
1.62   
2
Not Available   

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