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Atomic Structure of Americium and Niobium


Atomic Structure of Niobium and Americium


Atomic Properties

Atomic Number
95   
23
41   
99+

Electron Configuration
[Rn] 5f7 7s2   
[Kr] 4d4 5s1   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Body Centered Cubic (BCC)   

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

Atom
  
  

Number of Protons
95   
23
41   
99+

Number of Neutrons
148   
12
52   
99+

Number of Electrons
95   
23
41   
99+

Radius of an Atom
  
  

Atomic Radius
173.00 pm   
21
146.00 pm   
35

Covalent Radius
180.00 pm   
21
164.00 pm   
28

Van der Waals Radius
244.00 pm   
10
200.00 pm   
28

Atomic Weight
243.00 amu   
20
92.91 amu   
99+

Atomic Volume
17.86 cm3/mol   
29
10.87 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

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Plutonium
  
Zirconium
  

Next Element
Curium
  
Molybdenum
  

Valence Electron Potential
44.00 (-eV)   
40
104.00 (-eV)   
8

Lattice Constant
346.81 pm   
99+
330.04 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

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