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Protactinium
Protactinium

Copernicium
Copernicium



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Protactinium
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Copernicium

Atomic Structure of Protactinium and Copernicium

Atomic

Atomic Number

91112
3 117
👆🏻

Electron Configuration

[Rn] 5f2 6d1 7s2
[Rn] 5f14 6d10 7s2

Crystal Structure

Tetragonal (TETR)
Hexagonal Close Packed (HCP)

Crystal Lattice

Atom

Number of Protons

91112
3 117
👆🏻

Number of Neutrons

122285
4 285
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Number of Electrons

91112
3 117
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Radius of an Atom

Atomic Radius

163.00 pm147.00 pm
0 348
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Covalent Radius

200.00 pm122.00 pm
0 260
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Van der Waals Radius

243.00 pm0.00 pm
0 348
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Atomic Weight

231.04 amu285.00 amu
6.94 294
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Atomic Volume

15.00 cm3/mol17.80 cm3/mol
1.39 71.07
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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

92.00 (-eV)0.00 (-eV)
0 392.42
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Lattice Constant

392.50 pm-
0 891.25
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Lattice Angles

π/2, π/2, π/2
-

Lattice C/A Ratio

1.581.58
0.423 1.9
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