Home
Compare Metals


Atomic Structure of Cerium and Technetium


Atomic Structure of Technetium and Cerium


Atomic Properties

Atomic Number
58   
99+
43   
99+

Electron Configuration
[Xe] 4f1 5d1 6s2   
[Kr] 4d5 5s2   

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

Crystal Lattice
DHCP-Crystal-Structure-of-Cerium.jpg#100   
HCP-Crystal-Structure-of-Technetium.jpg#100   

Atom
  
  

Number of Protons
58   
99+
43   
99+

Number of Neutrons
82   
99+
55   
99+

Number of Electrons
58   
99+
43   
99+

Radius of an Atom
  
  

Atomic Radius
181.80 pm   
12
136.00 pm   
99+

Covalent Radius
204.00 pm   
8
147.00 pm   
37

Van der Waals Radius
235.00 pm   
17
200.00 pm   
28

Atomic Weight
140.12 amu   
99+
98.00 amu   
99+

Atomic Volume
20.67 cm3/mol   
17
8.50 cm3/mol   
99+

Adjacent Atomic Numbers
  
  

Previous Element
Lanthanum
  
Molybdenum
  

Next Element
Ruthenium
  

Valence Electron Potential
41.78 (-eV)   
99+
180.00 (-eV)   
3

Lattice Constant
362.00 pm   
34
273.50 pm   
99+

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

Lattice C/A Ratio
Not Available   
1.60   
5

Mechanical >>
<< Chemical

Compare Lanthanide Series

Lanthanide Metals

Lanthanide Metals

» More Lanthanide Metals

Compare Lanthanide Series

» More Compare Lanthanide Series