Home
Compare Metals


Atomic Structure of Lanthanum and Lanthanum


Atomic Structure of Lanthanum and Lanthanum


Atomic Properties

Atomic Number
57   
99+
57   
99+

Electron Configuration
[Xe] 5d2 6s2   
[Xe] 5d2 6s2   

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

Crystal Lattice
DHCP-Crystal-Structure-of-Lanthanum.jpg#100   
DHCP-Crystal-Structure-of-Lanthanum.jpg#100   

Atom
  
  

Number of Protons
57   
99+
57   
99+

Number of Neutrons
82   
99+
82   
99+

Number of Electrons
57   
99+
57   
99+

Radius of an Atom
  
  

Atomic Radius
187.00 pm   
8
187.00 pm   
8

Covalent Radius
207.00 pm   
6
207.00 pm   
6

Van der Waals Radius
240.00 pm   
13
240.00 pm   
13

Atomic Weight
138.91 amu   
99+
138.91 amu   
99+

Atomic Volume
20.73 cm3/mol   
16
20.73 cm3/mol   
16

Adjacent Atomic Numbers
  
  

Previous Element
Barium
  
Barium
  

Next Element
Cerium
  
Cerium
  

Valence Electron Potential
40.71 (-eV)   
99+
40.71 (-eV)   
99+

Lattice Constant
377.20 pm   
28
377.20 pm   
28

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

Lattice C/A Ratio
1.62   
2
1.62   
2

Mechanical >>
<< Chemical

Compare Lanthanide Series

Lanthanide Metals

Lanthanide Metals

» More Lanthanide Metals

Compare Lanthanide Series

» More Compare Lanthanide Series