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Atomic Structure of Mendelevium and Uranium


Atomic Structure of Uranium and Mendelevium


Atomic

Atomic Number
101  
17
92  
26

Electron Configuration
[Rn] 5f13 7s2  
[Rn] 5f3 6d1 7s2  

Crystal Structure
Not Known  
Orthorhombic (ORTH)  

Crystal Lattice
Unknown-Crystal-Structure-of-Mendelevium.jpg#100  
ORTH-Crystal-Structure-of-Uranium.jpg#100  

Atom
  
  

Number of Protons
101  
17
92  
26

Number of Neutrons
157  
8
146  
14

Number of Electrons
101  
17
92  
26

Radius of an Atom
  
  

Atomic Radius
175.00 pm  
21
156.00 pm  
31

Covalent Radius
175.00 pm  
25
196.00 pm  
14

Van der Waals Radius
246.00 pm  
12
186.00 pm  
40

Atomic Weight
258.00 amu  
14
238.03 amu  
21

Atomic Volume
19.90 cm3/mol  
32
12.59 cm3/mol  
99+

Adjacent Atomic Numbers
  
  

Previous Element
Fermium
  

Next Element
Nobelium
  
Neptunium
  

Valence Electron Potential
63.70 (-eV)  
23
170.00 (-eV)  
4

Lattice Constant
-  
295.08 pm  
99+

Lattice Angles
-  
π/2, π/2, π/2  

Lattice C/A Ratio
1.58  
36
1.02  
99+

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