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Atomic Structure of Protactinium and Copernicium


Atomic Structure of Copernicium and Protactinium


Atomic Properties

Atomic Number
91   
27
112   
6

Electron Configuration
[Rn] 5f2 6d1 7s2   
[Rn] 5f14 6d10 7s2   

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

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

Atom
  
  

Number of Protons
91   
27
112   
6

Number of Neutrons
122   
21
Not Available   

Number of Electrons
91   
27
112   
6

Radius of an Atom
  
  

Atomic Radius
163.00 pm   
25
147.00 pm   
34

Covalent Radius
200.00 pm   
11
122.00 pm   
99+

Van der Waals Radius
243.00 pm   
11
Not Available   

Atomic Weight
231.04 amu   
24
285.00 amu   
5

Atomic Volume
15.00 cm3/mol   
34
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Thorium
  

Next Element
Uranium
  
Nihonium
  

Valence Electron Potential
92.00 (-eV)   
11
Not Available   

Lattice Constant
392.50 pm   
23
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

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