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Atomic Structure of Actinium and Bohrium


Atomic Structure of Bohrium and Actinium


Atomic Properties

Atomic Number
89   
29
107   
11

Electron Configuration
[Rn] 6d1 7s2   
[Rn] 5f14 6d5 7s2   

Crystal Structure
Face Centered Cubic (FCC)   
Hexagonal Close Packed (HCP)   

Crystal Lattice
FCC-Crystal-Structure-of-Actinium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
89   
29
107   
11

Number of Neutrons
138   
16
155   
8

Number of Electrons
89   
29
107   
11

Radius of an Atom
  
  

Atomic Radius
195.00 pm   
7
128.00 pm   
99+

Covalent Radius
Not Available   
141.00 pm   
99+

Atomic Weight
227.00 amu   
25
270.00 amu   
8

Atomic Volume
22.54 cm3/mol   
11
Not Available   

Adjacent Atomic Numbers
  
  

Previous Element
Radium
  
Seaborgium
  

Next Element
Thorium
  
Hassium
  

Valence Electron Potential
38.60 (-eV)   
99+
Not Available   

Lattice Constant
567.00 pm   
8
Not Available   

Lattice Angles
π/2, π/2, π/2   
NA   

Lattice C/A Ratio
Not Available   
Not Available   

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