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Atomic Structure of Nihonium and Samarium

Nihonium
Samarium
Atomic Structure of Samarium and Nihonium


Atomic
Atomic Number
113  
5
62  
99+
Electron Configuration
[Rn] 5f14 6d10 7s2 7p1  
[Xe] 4f6 6s2  
Crystal Structure
Not Known  
Rhombohedral (RHO)  
Crystal Lattice
Unknown-Crystal-Structure-of-Ununtrium.jpg#100  
RHO-Crystal-Structure-of-Samarium.jpg#100  
Atom
  
  
Number of Protons
113  
5
62  
99+
Number of Neutrons
150  
12
88  
40
Number of Electrons
113  
5
62  
99+
Radius of an Atom
  
  
Atomic Radius
170.00 pm  
24
180.00 pm  
16
Covalent Radius
170.00 pm  
27
198.00 pm  
13
Van der Waals Radius
320.00 pm  
3
229.00 pm  
25
Atomic Weight
286.00 amu  
4
150.36 amu  
99+
Atomic Volume
21.10 cm3/mol  
24
19.95 cm3/mol  
31
Adjacent Atomic Numbers
  
  
Previous Element
Copernicium
  
Promethium
  
Next Element
Flerovium
  
Europium
  
Valence Electron Potential
6.20 (-eV)  
99+
44.80 (-eV)  
38
Lattice Constant
0.00 pm  
99+
362.10 pm  
37
Lattice Angles
-  
π/2, π/2, 2 π/3  
Lattice C/A Ratio
1.58  
35
1.62  
15
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