Atomic Structure of Cesium and Europium
Atomic Properties
Atomic Number
55
99+
63
99+
Electron Configuration
[Xe] 6s1
[Xe] 4f7 6s2
Crystal Structure
Body Centered Cubic (BCC)
Body Centered Cubic (BCC)
Crystal Lattice
BCC-Crystal-Structure-.jpg#100
BCC-Crystal-Structure-.jpg#100
Atom
Number of Protons
55
99+
63
99+
Number of Neutrons
78
99+
89
38
Number of Electrons
55
99+
63
99+
Radius of an Atom
Atomic Radius
265.00 pm
1
180.00 pm
14
Covalent Radius
244.00 pm
2
198.00 pm
13
Van der Waals Radius
343.00 pm
2
233.00 pm
18
Atomic Weight
132.91 amu
99+
151.96 amu
99+
Atomic Volume
71.07 cm3/mol
1
28.90 cm3/mol
8
Adjacent Atomic Numbers
Valence Electron Potential
8.62 (-eV)
99+
45.60 (-eV)
35
Lattice Constant
614.10 pm
5
458.10 pm
17
Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
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