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Promethium
Promethium

Francium
Francium



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Promethium
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Francium

Atomic Structure of Promethium and Francium

1 Atomic
1.1 Atomic Number
6187
Atomic Structure of Lithium
3 117
1.2 Electron Configuration
[Xe] 4f5 6s2
[Rn] 7s1
1.3 Crystal Structure
Double Hexagonal Close Packed (DHCP)
Body Centered Cubic (BCC)
1.3.1 Crystal Lattice
1.4 Atom
1.4.1 Number of Protons
6187
Atomic Structure of Lithium
3 117
1.4.2 Number of Neutrons
84136
Atomic Structure of Lithium
4 184
1.4.3 Number of Electrons
6187
Atomic Structure of Lithium
3 117
1.5 Radius of an Atom
1.5.1 Atomic Radius
183.00 pmNA
Atomic Structure of Beryllium
112 265
1.5.2 Covalent Radius
199.00 pm260.00 pm
Atomic Structure of Beryllium
96 260
1.5.3 Van der Waals Radius
236.00 pm348.00 pm
Atomic Structure of Zinc
139 348
1.6 Atomic Weight
145.00 amu223.00 amu
Atomic Structure of Lithium
6.94 294
1.7 Atomic Volume
22.39 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
44.10 (-eV)8.00 (-eV)
Palladium
8 392.42
1.10 Lattice Constant
NANA
Atomic Structure of Beryllium
228.58 891.25
1.11 Lattice Angles
Unknown
NA
1.12 Lattice C/A Ratio
NANA
Atomic Structure of Beryllium
1.567 1.886