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Atomic Structure of Tantalum
f
Tantalum
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
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Atomic
Atomic Number
73 43
Electron Configuration
[Xe] 4f
14
5d
3
6s
2
Crystal Structure
Body Centered Cubic (BCC)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
73 42
Number of Neutrons
108 29
Number of Electrons
73 42
Radius of an Atom
Atomic Radius
146.00 pm 37
Covalent Radius
170.00 pm 27
Van der Waals Radius
200.00 pm 35
Atomic Weight
180.95 amu 38
Atomic Volume
10.90 cm3/mol 62
Adjacent Atomic Numbers
Previous Element
63
Next Element
32
Valence Electron Potential
110.00 (-eV) 7
Lattice Constant
330.13 pm 57
Lattice Angles
π/2, π/2, π/2
Lattice C/A Ratio
1.41 51
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