Home

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Compare Metals


Atomic Structure of Thorium and Potassium


Atomic Structure of Potassium and Thorium


Atomic Properties

Atomic Number
90   
28
19   
99+

Electron Configuration
[Rn] 6d2 7s2   
[Ar] 4s1   

Crystal Structure
Face Centered Cubic (FCC)   
Body Centered Cubic (BCC)   

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

Atom
  
  

Number of Protons
90   
28
19   
99+

Number of Neutrons
142   
15
20   
99+

Number of Electrons
90   
28
19   
99+

Radius of an Atom
  
  

Atomic Radius
179.80 pm   
15
227.00 pm   
3

Covalent Radius
206.00 pm   
7
203.00 pm   
9

Van der Waals Radius
237.00 pm   
15
275.00 pm   
5

Atomic Weight
232.04 amu   
23
39.10 amu   
99+

Atomic Volume
19.90 cm3/mol   
20
45.46 cm3/mol   
3

Adjacent Atomic Numbers
  
  

Previous Element
Actinium
  
Aluminium
  

Next Element
Calcium
  

Valence Electron Potential
59.30 (-eV)   
23
10.40 (-eV)   
99+

Lattice Constant
508.42 pm   
14
532.80 pm   
12

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical >>
<< Chemical

Compare Actinide Series

Actinide Metals

Actinide Metals

» More Actinide Metals

Compare Actinide Series

» More Compare Actinide Series