Potassium

Gold

Atomic Structure of Potassium and Gold

Potassium

Gold

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Atomic

Atomic Number

1979

3 117

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Electron Configuration

[Ar] 4s¹

[Xe] 4f¹⁴ 5d¹⁰ 6s¹

Crystal Structure

Body Centered Cubic (BCC)

Face Centered Cubic (FCC)

Crystal Lattice

Atom

Number of Protons

1979

3 117

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Number of Neutrons

20118

4 285

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Number of Electrons

1979

3 117

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Radius of an Atom

Atomic Radius

227.00 pm151.00 pm

0 348

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Covalent Radius

203.00 pm144.00 pm

0 260

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Van der Waals Radius

275.00 pm166.00 pm

0 348

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Atomic Weight

39.10 amu196.97 amu

6.94 294

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Atomic Volume

45.46 cm3/mol10.20 cm3/mol

1.39 71.07

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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

10.40 (-eV)43.40 (-eV)

0 392.42

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Lattice Constant

532.80 pm407.82 pm

0 891.25

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Lattice Angles

π/2, π/2, π/2

Lattice C/A Ratio

1.691.61

0.423 1.9

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