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Atomic Structure of Protactinium and Tin

Protactinium
Tin
Atomic Structure of Tin and Protactinium


Atomic Properties
Atomic Number
91   
27
50   
99+
Electron Configuration
[Rn] 5f2 6d1 7s2   
[Kr] 4d10 5s2 5p2   
Crystal Structure
Tetragonal (TETR)   
Tetragonal (TETR)   
Crystal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100   
TETR-Crystal-Structure-of-Tin.jpg#100   
Atom
  
  
Number of Protons
91   
27
50   
99+
Number of Neutrons
122   
21
69   
99+
Number of Electrons
91   
27
50   
99+
Radius of an Atom
  
  
Atomic Radius
163.00 pm   
25
140.00 pm   
38
Covalent Radius
200.00 pm   
11
139.00 pm   
99+
Van der Waals Radius
243.00 pm   
11
217.00 pm   
23
Atomic Weight
231.04 amu   
24
118.71 amu   
99+
Atomic Volume
15.00 cm3/mol   
34
16.30 cm3/mol   
32
Adjacent Atomic Numbers
  
  
Previous Element
Thorium
  
Indium
  
Next Element
Uranium
  
Cesium
  
Valence Electron Potential
92.00 (-eV)   
11
83.50 (-eV)   
14
Lattice Constant
392.50 pm   
23
583.18 pm   
7
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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