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Atomic Structure of Americium and Rubidium

Americium
Rubidium
Atomic Structure of Rubidium and Americium


Atomic Properties
Atomic Number
95   
23
37   
99+
Electron Configuration
[Rn] 5f7 7s2   
[Kr] 5s1   
Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Body Centered Cubic (BCC)   
Crystal Lattice
DHCP-Crystal-Structure-of-Americium.jpg#100   
BCC-Crystal-Structure-.jpg#100   
Atom
  
  
Number of Protons
95   
23
37   
99+
Number of Neutrons
148   
12
48   
99+
Number of Electrons
95   
23
37   
99+
Radius of an Atom
  
  
Atomic Radius
173.00 pm   
21
248.00 pm   
2
Covalent Radius
180.00 pm   
21
220.00 pm   
4
Van der Waals Radius
244.00 pm   
10
303.00 pm   
3
Atomic Weight
243.00 amu   
20
85.47 amu   
99+
Atomic Volume
17.86 cm3/mol   
29
55.90 cm3/mol   
2
Adjacent Atomic Numbers
  
  
Previous Element
Plutonium
  
Gallium
  
Next Element
Curium
  
Strontium
  
Valence Electron Potential
44.00 (-eV)   
40
9.47 (-eV)   
99+
Lattice Constant
346.81 pm   
99+
558.50 pm   
10
Lattice Angles
π/2, π/2, 2 π/3   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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