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Atomic Structure of Bohrium and Protactinium


Atomic Structure of Protactinium and Bohrium


Atomic Properties

Atomic Number
107   
11
91   
27

Electron Configuration
[Rn] 5f14 6d5 7s2   
[Rn] 5f2 6d1 7s2   

Crystal Structure
Hexagonal Close Packed (HCP)   
Tetragonal (TETR)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   

Atom
  
  

Number of Protons
107   
11
91   
27

Number of Neutrons
155   
8
122   
21

Number of Electrons
107   
11
91   
27

Radius of an Atom
  
  

Atomic Radius
128.00 pm   
99+
163.00 pm   
25

Covalent Radius
141.00 pm   
99+
200.00 pm   
11

Van der Waals Radius
Not Available   
243.00 pm   
11

Atomic Weight
270.00 amu   
8
231.04 amu   
24

Atomic Volume
Not Available   
15.00 cm3/mol   
34

Adjacent Atomic Numbers
  
  

Previous Element
Seaborgium
  
Thorium
  

Next Element
Hassium
  
Uranium
  

Valence Electron Potential
Not Available   
92.00 (-eV)   
11

Lattice Constant
Not Available   
392.50 pm   
23

Lattice Angles
NA   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

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