Home
Compare Metals


Atomic Structure of Lanthanum and Rubidium


Atomic Structure of Rubidium and Lanthanum


Atomic Properties

Atomic Number
57   
99+
37   
99+

Electron Configuration
[Xe] 5d2 6s2   
[Kr] 5s1   

Crystal Structure
Double Hexagonal Close Packed (DHCP)   
Body Centered Cubic (BCC)   

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

Atom
  
  

Number of Protons
57   
99+
37   
99+

Number of Neutrons
82   
99+
48   
99+

Number of Electrons
57   
99+
37   
99+

Radius of an Atom
  
  

Atomic Radius
187.00 pm   
8
248.00 pm   
2

Covalent Radius
207.00 pm   
6
220.00 pm   
4

Van der Waals Radius
240.00 pm   
13
303.00 pm   
3

Atomic Weight
138.91 amu   
99+
85.47 amu   
99+

Atomic Volume
20.73 cm3/mol   
16
55.90 cm3/mol   
2

Adjacent Atomic Numbers
  
  

Previous Element
Barium
  
Gallium
  

Next Element
Cerium
  
Strontium
  

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

Lattice Constant
377.20 pm   
28
558.50 pm   
10

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

Lattice C/A Ratio
1.62   
2
Not Available   

Mechanical >>
<< Chemical

Compare Lanthanide Series

Lanthanide Metals

Lanthanide Metals

» More Lanthanide Metals

Compare Lanthanide Series

» More Compare Lanthanide Series