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Atomic Structure of Thallium and Potassium


Atomic Structure of Potassium and Thallium


Atomic Properties

Atomic Number
81   
35
19   
99+

Electron Configuration
[Xe] 4f14 5d10 6s2 6p1   
[Ar] 4s1   

Crystal Structure
Hexagonal Close Packed (HCP)   
Body Centered Cubic (BCC)   

Crystal Lattice
BCC-Crystal-Structure-.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
81   
35
19   
99+

Number of Neutrons
123   
20
20   
99+

Number of Electrons
81   
35
19   
99+

Radius of an Atom
  
  

Atomic Radius
170.00 pm   
22
227.00 pm   
3

Covalent Radius
145.00 pm   
39
203.00 pm   
9

Van der Waals Radius
196.00 pm   
30
275.00 pm   
5

Atomic Weight
204.38 amu   
31
39.10 amu   
99+

Atomic Volume
17.20 cm3/mol   
31
45.46 cm3/mol   
3

Adjacent Atomic Numbers
  
  

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Mercury
  
Aluminium
  

Next Element
Lead
  
Calcium
  

Valence Electron Potential
9.60 (-eV)   
99+
10.40 (-eV)   
99+

Lattice Constant
345.66 pm   
99+
532.80 pm   
12

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

Lattice C/A Ratio
1.60   
6
Not Available   

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