Atomic Structure of Curium and Promethium
Atomic Properties
Atomic Number
96
22
61
99+
Electron Configuration
[Rn] 5f7 6d1 7s2
[Xe] 4f5 6s2
Crystal Structure
Double Hexagonal Close Packed (DHCP)
Double Hexagonal Close Packed (DHCP)
Crystal Lattice
DHCP-Crystal-Structure-of-Curium.jpg#100
DHCP-Crystal-Structure-of-Promethium.jpg#100
Atom
Number of Protons
96
22
61
99+
Number of Neutrons
151
10
84
40
Number of Electrons
96
22
61
99+
Radius of an Atom
Atomic Radius
174.00 pm
20
183.00 pm
10
Covalent Radius
169.00 pm
26
199.00 pm
12
Van der Waals Radius
200.00 pm
28
236.00 pm
16
Atomic Weight
247.00 amu
18
145.00 amu
99+
Atomic Volume
18.28 cm3/mol
26
22.39 cm3/mol
12
Adjacent Atomic Numbers
Valence Electron Potential
44.50 (-eV)
38
44.10 (-eV)
39
Lattice Constant
Not Available
Not Available
Lattice Angles
NA
Unknown
Lattice C/A Ratio
Not Available
Not Available
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