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Yttrium
Yttrium

Uranium
Uranium



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Yttrium
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Uranium

Atomic Structure of Yttrium and Uranium

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Atomic

Atomic Number

3992
3 117
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Electron Configuration

[Kr] 4d1 5s2
[Rn] 5f3 6d1 7s2

Crystal Structure

Hexagonal Close Packed (HCP)
Orthorhombic (ORTH)

Crystal Lattice

Atom

Number of Protons

3992
3 117
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Number of Neutrons

50146
4 285
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Number of Electrons

3992
3 117
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Radius of an Atom

Atomic Radius

180.00 pm156.00 pm
0 348
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Covalent Radius

190.00 pm196.00 pm
0 260
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Van der Waals Radius

200.00 pm186.00 pm
0 348
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Atomic Weight

88.91 amu238.03 amu
6.94 294
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Atomic Volume

19.80 cm3/mol12.59 cm3/mol
1.39 71.07
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Adjacent Atomic Numbers

Previous Element

Next Element

Valence Electron Potential

48.00 (-eV)170.00 (-eV)
0 392.42
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Lattice Constant

364.74 pm295.08 pm
0 891.25
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Lattice Angles

π/2, π/2, 2 π/3
π/2, π/2, π/2

Lattice C/A Ratio

1.571.02
0.423 1.9
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