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Atomic Structure of Americium and Mercury

Americium
Mercury
Atomic Structure of Mercury and Americium


Atomic Properties
Atomic Number
95   
23
80   
36
Electron Configuration
[Rn] 5f7 7s2   
[Xe] 4f14 5d10 6s2   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Rhombohedral (RHO)   
Crystal Lattice
DHCP-Crystal-Structure-of-Americium.jpg#100   
RHO-Crystal-Structure-of-Mercury.jpg#100   
Atom
  
  
Number of Protons
95   
23
80   
36
Number of Neutrons
148   
12
121   
22
Number of Electrons
95   
23
80   
36
Radius of an Atom
  
  
Atomic Radius
173.00 pm   
21
151.00 pm   
32
Covalent Radius
180.00 pm   
21
132.00 pm   
99+
Van der Waals Radius
244.00 pm   
10
155.00 pm   
99+
Atomic Weight
243.00 amu   
20
200.59 amu   
32
Atomic Volume
17.86 cm3/mol   
29
14.82 cm3/mol   
35
Adjacent Atomic Numbers
  
  
Previous Element
Plutonium
  
Gold
  
Next Element
Curium
  
Thallium
  
Valence Electron Potential
44.00 (-eV)   
40
28.20 (-eV)   
99+
Lattice Constant
346.81 pm   
99+
300.50 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
NA   
Lattice C/A Ratio
Not Available   
Not Available   
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