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Atomic Structure of Rubidium and Protactinium

Rubidium
Protactinium
Atomic Structure of Protactinium and Rubidium


Atomic Properties
Atomic Number
37   
99+
91   
27
Electron Configuration
[Kr] 5s1   
[Rn] 5f2 6d1 7s2   
Crystal Structure
Body Centered Cubic (BCC)   
Tetragonal (TETR)   
Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   
Atom
  
  
Number of Protons
37   
99+
91   
27
Number of Neutrons
48   
99+
122   
21
Number of Electrons
37   
99+
91   
27
Radius of an Atom
  
  
Atomic Radius
248.00 pm   
2
163.00 pm   
25
Covalent Radius
220.00 pm   
4
200.00 pm   
11
Van der Waals Radius
303.00 pm   
3
243.00 pm   
11
Atomic Weight
85.47 amu   
99+
231.04 amu   
24
Atomic Volume
55.90 cm3/mol   
2
15.00 cm3/mol   
34
Adjacent Atomic Numbers
  
  
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Gallium
  
Thorium
  
Next Element
Strontium
  
Uranium
  
Valence Electron Potential
9.47 (-eV)   
99+
92.00 (-eV)   
11
Lattice Constant
558.50 pm   
10
392.50 pm   
23
Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   
Lattice C/A Ratio
Not Available   
Not Available   
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