Home
Compare Metals


Atomic Structure of Protactinium and Lead


Atomic Structure of Lead and Protactinium


Atomic Properties

Atomic Number
91   
27
82   
34

Electron Configuration
[Rn] 5f2 6d1 7s2   
[Xe] 4f14 5d10 6s2 6p2   

Crystal Structure
Tetragonal (TETR)   
Face Centered Cubic (FCC)   

Crystal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100   
FCC-Crystal-Structure-of-Lead.jpg#100   

Atom
  
  

Number of Protons
91   
27
82   
34

Number of Neutrons
122   
21
125   
19

Number of Electrons
91   
27
82   
34

Radius of an Atom
  
  

Atomic Radius
163.00 pm   
25
175.00 pm   
19

Covalent Radius
200.00 pm   
11
146.00 pm   
38

Van der Waals Radius
243.00 pm   
11
202.00 pm   
27

Atomic Weight
231.04 amu   
24
207.20 amu   
30

Atomic Volume
15.00 cm3/mol   
34
18.17 cm3/mol   
27

Adjacent Atomic Numbers
  
  

Previous Element
Thorium
  
Thallium
  

Next Element
Uranium
  
Bismuth
  

Valence Electron Potential
92.00 (-eV)   
11
24.20 (-eV)   
99+

Lattice Constant
392.50 pm   
23
495.08 pm   
16

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, π/2   

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical >>
<< Chemical

Compare Actinide Series

Actinide Metals

Actinide Metals

» More Actinide Metals

Compare Actinide Series

» More Compare Actinide Series