Home

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Compare Metals


Atomic Structure of Uranium and Americium


Atomic Structure of Americium and Uranium


Atomic Properties

Atomic Number
92   
26
95   
23

Electron Configuration
[Rn] 5f3 6d1 7s2   
[Rn] 5f7 7s2   

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

Crystal Lattice
ORTH-Crystal-Structure-of-Uranium.jpg#100   
DHCP-Crystal-Structure-of-Americium.jpg#100   

Atom
  
  

Number of Protons
92   
26
95   
23

Number of Neutrons
146   
13
148   
12

Number of Electrons
92   
26
95   
23

Radius of an Atom
  
  

Atomic Radius
156.00 pm   
29
173.00 pm   
21

Covalent Radius
196.00 pm   
14
180.00 pm   
21

Van der Waals Radius
186.00 pm   
33
244.00 pm   
10

Atomic Weight
238.03 amu   
21
243.00 amu   
20

Atomic Volume
12.59 cm3/mol   
40
17.86 cm3/mol   
29

Adjacent Atomic Numbers
  
  

Previous Element
Plutonium
  

Next Element
Neptunium
  
Curium
  

Valence Electron Potential
170.00 (-eV)   
4
44.00 (-eV)   
40

Lattice Constant
295.08 pm   
99+
346.81 pm   
99+

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

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