Home

Transition Metals + -

Actinide Metals + -

Lanthanide Metals + -

Post-Transition Metals + -

Alkaline Earth Metals + -

Compare Metals


Atomic Structure of Roentgenium and Americium


Atomic Structure of Americium and Roentgenium


Atomic Properties

Atomic Number
111   
7
95   
23

Electron Configuration
[Rn] 5f14 6d9 7s2   
[Rn] 5f7 7s2   

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

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

Atom
  
  

Number of Protons
111   
7
95   
23

Number of Neutrons
161   
3
148   
12

Number of Electrons
111   
7
95   
23

Radius of an Atom
  
  

Atomic Radius
Not Available   
173.00 pm   
21

Covalent Radius
Not Available   
180.00 pm   
21

Van der Waals Radius
Not Available   
244.00 pm   
10

Atomic Weight
281.00 amu   
6
243.00 amu   
20

Atomic Volume
Not Available   
17.86 cm3/mol   
29

Adjacent Atomic Numbers
  
  

Previous Element
Plutonium
  

Next Element
Curium
  

Valence Electron Potential
Not Available   
44.00 (-eV)   
40

Lattice Constant
Not Available   
346.81 pm   
99+

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

Lattice C/A Ratio
Not Available   
Not Available   

Mechanical >>
<< Chemical

Compare Synthetic Metals

Synthetic Metals

Synthetic Metals


Compare Synthetic Metals