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Neptunium
Neptunium

Nihonium
Nihonium



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Neptunium
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Nihonium

Atomic Structure of Neptunium and Nihonium

Atomic

Atomic Number

93113
3 117
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Electron Configuration

[Rn] 5f4 6d1 7s2
[Rn] 5f14 6d10 7s2 7p1

Crystal Structure

Orthorhombic (ORTH)
Not Known

Crystal Lattice

Atom

Number of Protons

93113
3 117
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Number of Neutrons

144150
4 285
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Number of Electrons

93113
3 117
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Radius of an Atom

Atomic Radius

155.00 pm170.00 pm
0 348
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Covalent Radius

190.00 pm170.00 pm
0 260
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Van der Waals Radius

221.00 pm320.00 pm
0 348
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Atomic Weight

237.00 amu286.00 amu
6.94 294
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Atomic Volume

11.62 cm3/mol21.10 cm3/mol
1.39 71.07
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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

96.00 (-eV)6.20 (-eV)
0 392.42
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Lattice Constant

666.30 pm0.00 pm
0 891.25
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Lattice Angles

π/2, π/2, π/2
-

Lattice C/A Ratio

1.431.58
0.423 1.9
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