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Cesium
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Samarium
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Cesium
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Samarium
Atomic Structure of Cesium and Samarium
Cesium
Samarium
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Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
Thermal
All
Atomic
Atomic Number
55
62
3
117
👆🏻
Electron Configuration
[Xe] 6s
1
[Xe] 4f
6
6s
2
Crystal Structure
Body Centered Cubic (BCC)
Rhombohedral (RHO)
Crystal Lattice
Atom
Number of Protons
55
62
3
117
👆🏻
Number of Neutrons
78
88
4
285
👆🏻
Number of Electrons
55
62
3
117
👆🏻
Radius of an Atom
Atomic Radius
265.00 pm
180.00 pm
0
348
👆🏻
Covalent Radius
244.00 pm
198.00 pm
0
260
👆🏻
Van der Waals Radius
343.00 pm
229.00 pm
0
348
👆🏻
Atomic Weight
132.91 amu
150.36 amu
6.94
294
👆🏻
Atomic Volume
71.07 cm3/mol
19.95 cm3/mol
1.39
71.07
👆🏻
Adjacent Atomic Numbers
Previous Element
Next Element
Valence Electron Potential
8.62 (-eV)
44.80 (-eV)
0
392.42
👆🏻
Lattice Constant
614.10 pm
362.10 pm
0
891.25
👆🏻
Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
Lattice C/A Ratio
1.87
1.62
0.423
1.9
👆🏻
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