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Actinium
Actinium

Thorium
Thorium



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Actinium
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Thorium

Atomic Structure of Actinium and Thorium

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1 Atomic
1.1 Atomic Number
8990
Atomic Structure of Lithium
3 117
1.2 Electron Configuration
[Rn] 6d1 7s2
[Rn] 6d2 7s2
1.3 Crystal Structure
Face Centered Cubic (FCC)
Face Centered Cubic (FCC)
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
8990
Atomic Structure of Lithium
3 117
1.4.2 Number of Neutrons
138142
Atomic Structure of Lithium
4 184
1.4.3 Number of Electrons
8990
Atomic Structure of Lithium
3 117
1.5 Radius of an Atom
1.5.1 Atomic Radius
195.00 pm179.80 pm
Atomic Structure of Beryllium
112 265
1.5.2 Covalent Radius
NA206.00 pm
Atomic Structure of Beryllium
96 260
1.5.3 Van der Waals Radius
NA237.00 pm
Atomic Structure of Zinc
139 348
1.6 Atomic Weight
227.00 amu232.04 amu
Atomic Structure of Lithium
6.94 294
1.7 Atomic Volume
22.54 cm3/mol19.90 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
38.60 (-eV)59.30 (-eV)
Atomic Structure of Francium
8 392.42
1.10 Lattice Constant
567.00 pm508.42 pm
Atomic Structure of Beryllium
228.58 891.25
1.11 Lattice Angles
π/2, π/2, π/2
π/2, π/2, π/2
1.12 Lattice C/A Ratio
NANA
Atomic Structure of Beryllium
1.567 1.886