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Atomic Structure of Mendelevium and Americium


Atomic Structure of Americium and Mendelevium


Atomic Properties

Atomic Number
101   
17
95   
23

Electron Configuration
[Rn] 5f13 7s2   
[Rn] 5f7 7s2   

Crystal Structure
Not Known   
Double Hexagonal Close Packed (DHCP)   

Crystal Lattice
Unknown-Crystal-Structure-of-Mendelevium.jpg#100   
DHCP-Crystal-Structure-of-Americium.jpg#100   

Atom
  
  

Number of Protons
101   
17
95   
23

Number of Neutrons
157   
7
148   
12

Number of Electrons
101   
17
95   
23

Radius of an Atom
  
  

Atomic Radius
Not Available   
173.00 pm   
21

Covalent Radius
Not Available   
180.00 pm   
21

Van der Waals Radius
246.00 pm   
8
244.00 pm   
10

Atomic Weight
258.00 amu   
14
243.00 amu   
20

Atomic Volume
Not Available   
17.86 cm3/mol   
29

Adjacent Atomic Numbers
  
  

Previous Element
Fermium
  
Plutonium
  

Next Element
Nobelium
  
Curium
  

Valence Electron Potential
Not Available   
44.00 (-eV)   
40

Lattice Constant
Not Available   
346.81 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

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