Lithium

Thorium

Atomic Structure of Lithium and Thorium

Lithium

Thorium

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Atomic

Atomic Number

390

3 117

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Electron Configuration

[He] 2s¹

[Rn] 6d² 7s²

Crystal Structure

Body Centered Cubic (BCC)

Face Centered Cubic (FCC)

Crystal Lattice

Atom

Number of Protons

390

3 117

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Number of Neutrons

4142

4 285

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Number of Electrons

390

3 117

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Radius of an Atom

Atomic Radius

152.00 pm179.80 pm

0 348

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Covalent Radius

128.00 pm206.00 pm

0 260

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Van der Waals Radius

182.00 pm237.00 pm

0 348

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Atomic Weight

6.94 amu232.04 amu

6.94 294

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Atomic Volume

13.10 cm3/mol19.90 cm3/mol

1.39 71.07

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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

19.00 (-eV)59.30 (-eV)

0 392.42

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Lattice Constant

351.00 pm508.42 pm

0 891.25

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Lattice Angles

π/2, π/2, π/2

Lattice C/A Ratio

1.621.10

0.423 1.9

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