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Atomic Structure of Scandium
f
Scandium
Summary
Periodic Table
Facts
Uses
Physical
Chemical
Atomic
Mechanical
Magnetic
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Atomic
Atomic Number
21 85
Electron Configuration
[Ar] 3d
1
4s
2
Crystal Structure
Hexagonal Close Packed (HCP)
Crystal Lattice
HCP-Crystal-Structure-of-Scandium.jpg#100
Atom
Number of Protons
21 84
Number of Neutrons
24 64
Number of Electrons
21 84
Radius of an Atom
Atomic Radius
162.00 pm 28
Covalent Radius
170.00 pm 27
Van der Waals Radius
211.00 pm 32
Atomic Weight
44.96 amu 79
Atomic Volume
15.00 cm3/mol 50
Adjacent Atomic Numbers
Previous Element
12
Next Element
11
Valence Electron Potential
58.00 (-eV) 25
Lattice Constant
330.90 pm 55
Lattice Angles
π/2, π/2, 2 π/3
Lattice C/A Ratio
1.59 24
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Transition Metals
Ruthenium
Niobium
Hafnium
Rhenium
Seaborgium
Hassium
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