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Atomic Structure of Nobelium and Protactinium


Atomic Structure of Protactinium and Nobelium


Atomic Properties

Atomic Number
102   
16
91   
27

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

Crystal Structure
Not Known   
Tetragonal (TETR)   

Crystal Lattice
Unknown-Crystal-Structure-of-Nobelium.jpg#100   
TETR-Crystal-Structure-of-Protactinium.jpg#100   

Atom
  
  

Number of Protons
102   
16
91   
27

Number of Neutrons
157   
7
122   
21

Number of Electrons
102   
16
91   
27

Radius of an Atom
  
  

Atomic Radius
Not Available   
163.00 pm   
25

Covalent Radius
Not Available   
200.00 pm   
11

Van der Waals Radius
246.00 pm   
8
243.00 pm   
11

Atomic Weight
259.00 amu   
13
231.04 amu   
24

Atomic Volume
Not Available   
15.00 cm3/mol   
34

Adjacent Atomic Numbers
  
  

Previous Element
Thorium
  

Next Element
Lawrencium
  
Uranium
  

Valence Electron Potential
26.00 (-eV)   
99+
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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