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Atomic Structure of Bismuth and Americium

Bismuth
Americium
Atomic Structure of Americium and Bismuth


Atomic Properties
Atomic Number
83   
33
95   
23
Electron Configuration
[Xe] 4f14 5d10 6s2 6p3   
[Rn] 5f7 7s2   
Crystal Structure
Rhombohedral (RHO)   
Double Hexagonal Close Packed (DHCP)   
Crystal Lattice
RHO-Crystal-Structure-of-Bismuth.jpg#100   
DHCP-Crystal-Structure-of-Americium.jpg#100   
Atom
  
  
Number of Protons
83   
33
95   
23
Number of Neutrons
126   
18
148   
12
Number of Electrons
83   
33
95   
23
Radius of an Atom
  
  
Atomic Radius
156.00 pm   
29
173.00 pm   
21
Covalent Radius
148.00 pm   
36
180.00 pm   
21
Van der Waals Radius
207.00 pm   
26
244.00 pm   
10
Atomic Weight
208.98 amu   
29
243.00 amu   
20
Atomic Volume
21.30 cm3/mol   
14
17.86 cm3/mol   
29
Adjacent Atomic Numbers
  
  
Previous Element
Lead
  
Plutonium
  
Next Element
Polonium
  
Curium
  
Valence Electron Potential
41.90 (-eV)   
99+
44.00 (-eV)   
40
Lattice Constant
667.40 pm   
2
346.81 pm   
99+
Lattice Angles
NA   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
Not Available   
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