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Lithium
Lithium

Lanthanum
Lanthanum



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Lithium
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Lanthanum

Atomic Structure of Lithium and Lanthanum

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1 Atomic
1.1 Atomic Number
357
Sodium
3 117
1.2 Electron Configuration
[He] 2s1
[Xe] 5d2 6s2
1.3 Crystal Structure
Body Centered Cubic (BCC)
Double Hexagonal Close Packed (DHCP)
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
357
Sodium
3 117
1.4.2 Number of Neutrons
482
Sodium
4 184
1.4.3 Number of Electrons
357
Sodium
3 117
1.5 Radius of an Atom
1.5.1 Atomic Radius
152.00 pm187.00 pm
Atomic Structure of Beryllium
112 265
1.5.2 Covalent Radius
128.00 pm207.00 pm
Atomic Structure of Beryllium
96 260
1.5.3 Van der Waals Radius
182.00 pm240.00 pm
Atomic Structure of Zinc
139 348
1.6 Atomic Weight
6.94 amu138.91 amu
Sodium
6.94 294
1.7 Atomic Volume
13.10 cm3/mol20.73 cm3/mol
Atomic Structure of Manganese
1.39 71.07
1.8 Adjacent Atomic Numbers
1.8.1 Previous Element
1.8.2 Next Element
1.9 Valence Electron Potential
19.00 (-eV)40.71 (-eV)
Atomic Structure of Francium
8 392.42
1.10 Lattice Constant
351.00 pm377.20 pm
Atomic Structure of Beryllium
228.58 891.25
1.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, 2 π/3
1.12 Lattice C/A Ratio
NA1.62
Atomic Structure of Beryllium
1.567 1.886