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Terbium
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Yttrium
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Actinide Series
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Terbium
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Yttrium
Atomic Structure of Terbium and Yttrium
Terbium
Yttrium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
65
39
3
117
👆🏻
Electron Configuration
[Xe] 4f
9
6s
2
[Kr] 4d
1
5s
2
Crystal Structure
Hexagonal Close Packed (HCP)
Hexagonal Close Packed (HCP)
Crystal Lattice
Atom
Number of Protons
65
39
3
117
👆🏻
Number of Neutrons
94
50
4
285
👆🏻
Number of Electrons
65
39
3
117
👆🏻
Radius of an Atom
Atomic Radius
177.00 pm
180.00 pm
0
348
👆🏻
Covalent Radius
194.00 pm
190.00 pm
0
260
👆🏻
Van der Waals Radius
221.00 pm
200.00 pm
0
348
👆🏻
Atomic Weight
158.93 amu
88.91 amu
6.94
294
👆🏻
Atomic Volume
19.20 cm3/mol
19.80 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
46.80 (-eV)
48.00 (-eV)
0
392.42
👆🏻
Lattice Constant
360.10 pm
364.74 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, 2 π/3
π/2, π/2, 2 π/3
Lattice C/A Ratio
1.58
1.57
0.423
1.9
👆🏻
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