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Atomic Structure of Uranium and Mendelevium


Atomic Structure of Mendelevium and Uranium


Atomic

Atomic Number
92  
26
101  
17

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

Crystal Structure
Orthorhombic (ORTH)  
Not Known  

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

Atom
  
  

Number of Protons
92  
26
101  
17

Number of Neutrons
146  
14
157  
8

Number of Electrons
92  
26
101  
17

Radius of an Atom
  
  

Atomic Radius
156.00 pm  
31
175.00 pm  
21

Covalent Radius
196.00 pm  
14
175.00 pm  
25

Van der Waals Radius
186.00 pm  
40
246.00 pm  
12

Atomic Weight
238.03 amu  
21
258.00 amu  
14

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

Adjacent Atomic Numbers
  
  

Previous Element
Fermium
  

Next Element
Neptunium
  
Nobelium
  

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

Lattice Constant
295.08 pm  
99+
-  

Lattice Angles
π/2, π/2, π/2  
-  

Lattice C/A Ratio
1.02  
99+
1.58  
36

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