Atomic Structure of Bismuth and Neptunium
Atomic Properties
Atomic Number
83
33
93
25
Electron Configuration
[Xe] 4f14 5d10 6s2 6p3
[Rn] 5f4 6d1 7s2
Crystal Structure
Rhombohedral (RHO)
Orthorhombic (ORTH)
Crystal Lattice
RHO-Crystal-Structure-of-Bismuth.jpg#100
ORTH-Crystal-Structure-of-Neptunium.jpg#100
Atom
Number of Protons
83
33
93
25
Number of Neutrons
126
18
144
14
Number of Electrons
83
33
93
25
Radius of an Atom
Atomic Radius
156.00 pm
29
155.00 pm
30
Covalent Radius
148.00 pm
36
190.00 pm
18
Van der Waals Radius
207.00 pm
26
221.00 pm
22
Atomic Weight
208.98 amu
29
237.00 amu
22
Atomic Volume
21.30 cm3/mol
14
11.62 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
41.90 (-eV)
99+
96.00 (-eV)
9
Lattice Constant
667.40 pm
2
666.30 pm
3
Lattice Angles
NA
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
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