Home
Compare Metals


Atomic Structure of Protactinium and Berkelium


Atomic Structure of Berkelium and Protactinium


Atomic Properties

Atomic Number
91   
27
97   
21

Electron Configuration
[Rn] 5f2 6d1 7s2   
[Rn] 5f9 7s2   

Crystal Structure
Tetragonal (TETR)   
Double Hexagonal Close Packed (DHCP)   

Crystal Lattice
TETR-Crystal-Structure-of-Protactinium.jpg#100   
DHCP-Crystal-Structure-of-Berkelium.jpg#100   

Atom
  
  

Number of Protons
91   
27
97   
21

Number of Neutrons
122   
21
150   
11

Number of Electrons
91   
27
97   
21

Radius of an Atom
  
  

Atomic Radius
163.00 pm   
25
170.00 pm   
22

Covalent Radius
200.00 pm   
11
Not Available   

Van der Waals Radius
243.00 pm   
11
Not Available   

Atomic Weight
231.04 amu   
24
247.00 amu   
18

Atomic Volume
15.00 cm3/mol   
34
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Thorium
  
Curium
  

Next Element
Uranium
  

Valence Electron Potential
92.00 (-eV)   
11
45.50 (-eV)   
36

Lattice Constant
392.50 pm   
23
341.60 pm   
99+

Lattice Angles
π/2, π/2, π/2   
π/2, π/2, 2 π/3   

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