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Samarium
Samarium

Francium
Francium



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Samarium
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Francium

Atomic Structure of Samarium and Francium

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1 Atomic
1.1 Atomic Number
6287
Atomic Structure of Lithium
3 117
1.2 Electron Configuration
[Xe] 4f6 6s2
[Rn] 7s1
1.3 Crystal Structure
Rhombohedral (RHO)
Body Centered Cubic (BCC)
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
6287
Atomic Structure of Lithium
3 117
1.4.2 Number of Neutrons
88136
Atomic Structure of Lithium
4 184
1.4.3 Number of Electrons
6287
Atomic Structure of Lithium
3 117
1.5 Radius of an Atom
1.5.1 Atomic Radius
180.00 pmNA
Atomic Structure of Beryllium
112 265
1.5.2 Covalent Radius
198.00 pm260.00 pm
Atomic Structure of Beryllium
96 260
1.5.3 Van der Waals Radius
229.00 pm348.00 pm
Atomic Structure of Zinc
139 348
1.6 Atomic Weight
150.36 amu223.00 amu
Atomic Structure of Lithium
6.94 294
1.7 Atomic Volume
19.95 cm3/molNA
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
44.80 (-eV)8.00 (-eV)
Palladium
8 392.42
1.10 Lattice Constant
362.10 pmNA
Atomic Structure of Beryllium
228.58 891.25
1.11 Lattice Angles
π/2, π/2, 2 π/3
NA
1.12 Lattice C/A Ratio
NANA
Atomic Structure of Beryllium
1.567 1.886