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Atomic Structure of Curium and Americium


Atomic Structure of Americium and Curium


Atomic Properties

Atomic Number
96   
22
95   
23

Electron Configuration
[Rn] 5f7 6d1 7s2   
[Rn] 5f7 7s2   

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

Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100   
DHCP-Crystal-Structure-of-Americium.jpg#100   

Atom
  
  

Number of Protons
96   
22
95   
23

Number of Neutrons
151   
10
148   
12

Number of Electrons
96   
22
95   
23

Radius of an Atom
  
  

Atomic Radius
174.00 pm   
20
173.00 pm   
21

Covalent Radius
169.00 pm   
26
180.00 pm   
21

Van der Waals Radius
200.00 pm   
28
244.00 pm   
10

Atomic Weight
247.00 amu   
18
243.00 amu   
20

Atomic Volume
18.28 cm3/mol   
26
17.86 cm3/mol   
29

Adjacent Atomic Numbers
  
  

Previous Element
Americium
  
Plutonium
  

Next Element
Berkelium
  
Curium
  

Valence Electron Potential
44.50 (-eV)   
38
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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