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Atomic Structure of Scandium and Potassium


Atomic Structure of Potassium and Scandium


Atomic Properties

Atomic Number
21   
99+
19   
99+

Electron Configuration
[Ar] 3d1 4s2   
[Ar] 4s1   

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

Crystal Lattice
HCP-Crystal-Structure-of-Scandium.jpg#100   
BCC-Crystal-Structure-.jpg#100   

Atom
  
  

Number of Protons
21   
99+
19   
99+

Number of Neutrons
24   
99+
20   
99+

Number of Electrons
21   
99+
19   
99+

Radius of an Atom
  
  

Atomic Radius
162.00 pm   
26
227.00 pm   
3

Covalent Radius
170.00 pm   
25
203.00 pm   
9

Van der Waals Radius
211.00 pm   
25
275.00 pm   
5

Atomic Weight
44.96 amu   
99+
39.10 amu   
99+

Atomic Volume
15.00 cm3/mol   
34
45.46 cm3/mol   
3

Adjacent Atomic Numbers
  
  

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Calcium
  
Aluminium
  

Next Element
Titanium
  
Calcium
  

Valence Electron Potential
58.00 (-eV)   
24
10.40 (-eV)   
99+

Lattice Constant
330.90 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
1.59   
7
Not Available   

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