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Thorium
Thorium

Bohrium
Bohrium



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Thorium
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Bohrium

Atomic Structure of Thorium and Bohrium

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Atomic

Atomic Number

90107
3 117
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Electron Configuration

[Rn] 6d2 7s2
[Rn] 5f14 6d5 7s2

Crystal Structure

Face Centered Cubic (FCC)
Hexagonal Close Packed (HCP)

Crystal Lattice

Atom

Number of Protons

90107
3 117
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Number of Neutrons

142155
4 285
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Number of Electrons

90107
3 117
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Radius of an Atom

Atomic Radius

179.80 pm128.00 pm
0 348
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Covalent Radius

206.00 pm141.00 pm
0 260
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Van der Waals Radius

237.00 pm0.00 pm
0 348
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Atomic Weight

232.04 amu270.00 amu
6.94 294
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Atomic Volume

19.90 cm3/mol23.70 cm3/mol
1.39 71.07
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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

59.30 (-eV)27.20 (-eV)
0 392.42
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Lattice Constant

508.42 pm-
0 891.25
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Lattice Angles

π/2, π/2, π/2
-

Lattice C/A Ratio

1.101.57
0.423 1.9
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