Atomic Structure of Promethium and Nickel
Atomic Properties
Atomic Number
61
99+
28
99+
Electron Configuration
[Xe] 4f5 6s2
[Ar] 3d8 4s2 Or [Ar] 3d9 4s1
Crystal Structure
Double Hexagonal Close Packed (DHCP)
Face Centered Cubic (FCC)
Crystal Lattice
DHCP-Crystal-Structure-of-Promethium.jpg#100
FCC-Crystal-Structure-of-Nickel.jpg#100
Atom
Number of Protons
61
99+
28
99+
Number of Neutrons
84
40
31
99+
Number of Electrons
61
99+
28
99+
Radius of an Atom
Atomic Radius
183.00 pm
10
124.00 pm
99+
Covalent Radius
199.00 pm
12
124.00 pm
99+
Van der Waals Radius
236.00 pm
16
163.00 pm
40
Atomic Weight
145.00 amu
99+
58.69 amu
99+
Atomic Volume
22.39 cm3/mol
12
6.59 cm3/mol
99+
Adjacent Atomic Numbers
Valence Electron Potential
44.10 (-eV)
39
42.00 (-eV)
99+
Lattice Constant
Not Available
352.40 pm
99+
Lattice Angles
Unknown
π/2, π/2, π/2
Lattice C/A Ratio
Not Available
Not Available
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