Home
Compare Metals


Atomic Structure of Einsteinium and Protactinium


Atomic Structure of Protactinium and Einsteinium


Atomic

Atomic Number
99  
19
91  
27

Electron Configuration
[Rn] 5f11 7s2  
[Rn] 5f2 6d1 7s2  

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

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

Atom
  
  

Number of Protons
99  
19
91  
27

Number of Neutrons
153  
10
122  
22

Number of Electrons
99  
19
91  
27

Radius of an Atom
  
  

Atomic Radius
186.00 pm  
11
163.00 pm  
27

Covalent Radius
186.00 pm  
21
200.00 pm  
11

Van der Waals Radius
0.00 pm  
99+
243.00 pm  
15

Atomic Weight
252.00 amu  
16
231.04 amu  
24

Atomic Volume
17.04 cm3/mol  
99+
15.00 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Thorium
  

Next Element
Fermium
  
Uranium
  

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

Lattice Constant
582.00 pm  
8
392.50 pm  
26

Lattice Angles
-  
π/2, π/2, π/2  

Lattice C/A Ratio
1.29  
99+
1.58  
36

Mechanical >>
<< Chemical

Compare Actinide Series

Actinide Series

Actinide Series

» More Actinide Series

Compare Actinide Series

» More Compare Actinide Series