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Lanthanum
Lanthanum

Thallium
Thallium



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Lanthanum
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Thallium

Atomic Structure of Lanthanum and Thallium

Atomic

Atomic Number

Electron Configuration

Crystal Structure

Crystal Lattice

Number of Protons

Number of Neutrons

Number of Electrons

Atomic Radius

Covalent Radius

Van der Waals Radius

Atomic Weight

Atomic Volume

Previous Element

Next Element

Valence Electron Potential

Lattice Constant

Lattice Angles

Lattice C/A Ratio

 
57
[Xe] 5d2 6s2
Double Hexagonal Close Packed (DHCP)
DHCP-Crystal-Structure-of-Lanthanum.jpg#100
57
82
57
187.00 pm
207.00 pm
240.00 pm
138.91 amu
20.73 cm3/mol
28
49
40.71 (-eV)
377.20 pm
π/2, π/2, 2 π/3
1.62
 
81
[Xe] 4f14 5d10 6s2 6p1
Hexagonal Close Packed (HCP)
BCC-Crystal-Structure-.jpg#100
81
123
81
170.00 pm
145.00 pm
196.00 pm
204.38 amu
17.20 cm3/mol
8
18
9.60 (-eV)
345.66 pm
π/2, π/2, 2 π/3
1.60