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Atomic Structure of Lanthanum and Nihonium


Atomic Structure of Nihonium and Lanthanum


Atomic

Atomic Number
57  
99+
113  
5

Electron Configuration
[Xe] 5d2 6s2  
[Rn] 5f14 6d10 7s2 7p1  

Crystal Structure
Double Hexagonal Close Packed (DHCP)  
Not Known  

Crystal Lattice
DHCP-Crystal-Structure-of-Lanthanum.jpg#100  
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  

Atom
  
  

Number of Protons
57  
99+
113  
5

Number of Neutrons
82  
99+
150  
12

Number of Electrons
57  
99+
113  
5

Radius of an Atom
  
  

Atomic Radius
187.00 pm  
10
170.00 pm  
24

Covalent Radius
207.00 pm  
6
170.00 pm  
27

Van der Waals Radius
240.00 pm  
17
320.00 pm  
3

Atomic Weight
138.91 amu  
99+
286.00 amu  
4

Atomic Volume
20.73 cm3/mol  
26
21.10 cm3/mol  
24

Adjacent Atomic Numbers
  
  

Previous Element
Barium
  

Next Element
Cerium
  
Flerovium
  

Valence Electron Potential
40.71 (-eV)  
99+
6.20 (-eV)  
99+

Lattice Constant
377.20 pm  
31
0.00 pm  
99+

Lattice Angles
π/2, π/2, 2 π/3  
-  

Lattice C/A Ratio
1.62  
16
1.58  
35

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