Dysprosium

Dy Dysprosium
66
162.50
9
Symbol
Dy
Atomic Number
66
Atomic Weight
162.50
Discovered By
Paul-Emile Lecoq de Boisbaudran
Discovery Date
1886 (France)
Name Origin
Greek: dysprositos (hard to get at).
Density(g/cc)
8.55
Melting Point
1685
Boiling Point(K)
2835
Appearance
Soft. lustrous, silvery metal
Atomic Radius(pm)
180
Atomic Volume(cc/mol)
19.0
Covalent Radius(pm)
159
Ionic Radius
90.8 (+3e)
Specific Heat
0.173
Fusion Heat
n/a
Evaporation Heat(kj/mol)
291
Thermal Conductivity(@25°C W/m K)
10.7
Debye Temperature
n/a
Pauling Negativity Number
n/a
First Ionizing Energy(kj/mol)
567
Oxidation States
3
Electronic Configuration
[Xe] 4f10 6s2
Lattice Structure
Hexagonal(HEX)
Lattice Constant
3.590
Lattice C/A Ratio
1.573

KEY

SEE ALSO

Dysprosium

Columbia Encyclopedia

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