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Atomic Structure of Americium
f
Americium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
95 23
Electron Configuration
[Rn] 5f
7
7s
2
Crystal Structure
Double Hexagonal Close Packed (DHCP)
Crystal Lattice
DHCP-Crystal-Structure-of-Americium.jpg#100
Atom
Number of Protons
95 23
Number of Neutrons
148 13
Number of Electrons
95 23
Radius of an Atom
Atomic Radius
173.00 pm 23
Covalent Radius
180.00 pm 23
Van der Waals Radius
244.00 pm 14
Atomic Weight
243.00 amu 20
Atomic Volume
17.86 cm3/mol 42
Adjacent Atomic Numbers
Previous Element
26
Next Element
83
Valence Electron Potential
44.00 (-eV) 41
Lattice Constant
346.81 pm 49
Lattice Angles
π/2, π/2, 2 π/3
Lattice C/A Ratio
1.58 34
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Actinide Series
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Protactinium
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