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Samarium
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Uranium
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Actinide Series
Lanthanide Series
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Samarium
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Uranium
Atomic Structure of Samarium and Uranium
Samarium
Uranium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
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Atomic
Atomic Number
62
92
3
117
👆🏻
Electron Configuration
[Xe] 4f
6
6s
2
[Rn] 5f
3
6d
1
7s
2
Crystal Structure
Rhombohedral (RHO)
Orthorhombic (ORTH)
Crystal Lattice
Atom
Number of Protons
62
92
3
117
👆🏻
Number of Neutrons
88
146
4
285
👆🏻
Number of Electrons
62
92
3
117
👆🏻
Radius of an Atom
Atomic Radius
180.00 pm
156.00 pm
0
348
👆🏻
Covalent Radius
198.00 pm
196.00 pm
0
260
👆🏻
Van der Waals Radius
229.00 pm
186.00 pm
0
348
👆🏻
Atomic Weight
150.36 amu
238.03 amu
6.94
294
👆🏻
Atomic Volume
19.95 cm3/mol
12.59 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
44.80 (-eV)
170.00 (-eV)
0
392.42
👆🏻
Lattice Constant
362.10 pm
295.08 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, π/2
Lattice C/A Ratio
1.62
1.02
0.423
1.9
👆🏻
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