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Atomic Structure of Americium and Ruthenium

Americium
Ruthenium
Atomic Structure of Ruthenium and Americium


Atomic Properties
Atomic Number
95   
23
44   
99+
Electron Configuration
[Rn] 5f7 7s2   
[Kr] 4d7 5s1   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Hexagonal Close Packed (HCP)   
Crystal Lattice
DHCP-Crystal-Structure-of-Americium.jpg#100   
rystal-Structure-of-Ruthenium.jpg#100   
Atom
  
  
Number of Protons
95   
23
44   
99+
Number of Neutrons
148   
12
57   
99+
Number of Electrons
95   
23
44   
99+
Radius of an Atom
  
  
Atomic Radius
173.00 pm   
21
134.00 pm   
99+
Covalent Radius
180.00 pm   
21
146.00 pm   
38
Van der Waals Radius
244.00 pm   
10
200.00 pm   
28
Atomic Weight
243.00 amu   
20
101.07 amu   
99+
Atomic Volume
17.86 cm3/mol   
29
8.30 cm3/mol   
99+
Adjacent Atomic Numbers
  
  
Previous Element
Plutonium
  
Technetium
  
Next Element
Curium
  
Rhodium
  
Valence Electron Potential
44.00 (-eV)   
40
64.00 (-eV)   
22
Lattice Constant
346.81 pm   
99+
270.59 pm   
99+
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, 2 π/3   
Lattice C/A Ratio
Not Available   
1.58   
11
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