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Atomic Structure of Berkelium and Holmium


Atomic Structure of Holmium and Berkelium


Atomic Properties

Atomic Number
97   
21
67   
99+

Electron Configuration
[Rn] 5f9 7s2   
[Xe] 4f11 6s2   

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

Crystal Lattice
DHCP-Crystal-Structure-of-Berkelium.jpg#100   
HCP-Crystal-Structure-of-Holmium.jpg#100   

Atom
  
  

Number of Protons
97   
21
67   
99+

Number of Neutrons
150   
11
98   
34

Number of Electrons
97   
21
67   
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
176.00 pm   
18

Covalent Radius
Not Available   
192.00 pm   
17

Van der Waals Radius
Not Available   
216.00 pm   
24

Atomic Weight
247.00 amu   
18
164.93 amu   
99+

Atomic Volume
Not Available   
18.70 cm3/mol   
24

Adjacent Atomic Numbers
  
  

Previous Element
Curium
  
Dysprosium
  

Next Element
Erbium
  

Valence Electron Potential
45.50 (-eV)   
36
47.90 (-eV)   
31

Lattice Constant
341.60 pm   
99+
357.73 pm   
38

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

Lattice C/A Ratio
Not Available   
1.57   
17

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