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Atomic Structure of Thallium and Berkelium


Atomic Structure of Berkelium and Thallium


Atomic Properties

Atomic Number
81   
35
97   
21

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Rn] 5f9 7s2   

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

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

Atom
  
  

Number of Protons
81   
35
97   
21

Number of Neutrons
123   
20
150   
11

Number of Electrons
81   
35
97   
21

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
170.00 pm   
22

Covalent Radius
145.00 pm   
39
Not Available   

Van der Waals Radius
196.00 pm   
30
Not Available   

Atomic Weight
204.38 amu   
31
247.00 amu   
18

Atomic Volume
17.20 cm3/mol   
31
Not Available   

Adjacent Atomic Numbers
  
  

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Lead
  

Valence Electron Potential
9.60 (-eV)   
99+
45.50 (-eV)   
36

Lattice Constant
345.66 pm   
99+
341.60 pm   
99+

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

Lattice C/A Ratio
1.60   
6
Not Available   

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